Tokyo Electron Ltd.

Established Tokyo Electron Research Institute with a capital of 5 million yen in Akasaka, Minato-ku, Tokyo, funded by Tokyo Broadcasting System Inc.

Started as a technology-specialized trading company. Founded the Tokyo Electron Research Institute. Established in Akasaka, Minato-ku, Tokyo with capital of 5 million yen.

Acquired import and sales agency rights for diffusion furnaces from American company Sumco and started sales.

Agency agreement with Fairchild Corporation of the United States for IC testers.

Started import and sales of the first IC tester.

Established Panetron Inc. and became Japan's first imported electronic component stocking distributor.

Established a joint venture with Sumco Corporation, Telsumco Inc., inside TBS Hall.

Started domestic production of diffusion furnaces at Telsumco Inc.

Opened Yokohama Business Office.

Established Teltoron Inc. and began OEM export sales of car stereos.

Established Mec Engineering Inc.

Relocated Telsumco Inc. headquarters to Yokohama and aimed for full domestic production of diffusion furnaces.

Agency agreement with Covil Corporation of the United States.

Established Tels Engineering Inc.

Started sales of line printers at Mec Engineering Inc.

Established Tokyo Process Development Inc. and began import and sales of analytical and pollution control equipment.

Panetron Inc. started import and sales of microprocessors as an agent for Intel Corporation.

Established TEL America, Inc.

Signed agency agreement with Computer Vision Inc. of the United States and began importing CAD/CAM systems.

Established Yamanashi Business Office.

Established a European office

Received an award from Fairchild for expanding IC tester sales

Withdrew from manufacturing and exporting consumer electronics

Ter Saumko developed the world's first high-pressure oxidation equipment

Agency agreement with US KLA Corporation

Held and exhibited at the 1st Semicon Japan

Changed trade name from Tokyo Electron Laboratory to Tokyo Electron Co., Ltd.

Established Japan's first IC test center

Agency agreement with US Varian Associates

Listed on the Second Section of the Tokyo Stock Exchange

Agency agreement with US AMD

Received the

Founded Ter Genlad Co., Ltd., domesticated in-circuit board testers

Established a comprehensive research institute within Yamanashi plant

Founded Ter Varian Co., Ltd., domesticated ion implantation equipment

Started developing clean tracks at Ter Mec Co., Ltd.

Established a joint venture with US Lam Research, Ter Lam Co., Ltd.

Moved the company headquarters of Ter Saumko from Yokohama to Shiroyama Town, Tsukui District, Kanagawa Prefecture

Ranked 4th in Nikkei's Excellent Company Ranking

Opened Kyushu office in Kumamoto Prefecture

Reclassified to the First Section of the Tokyo Stock Exchange

Nikkei & Excellent Company Ranking (PRISM) 4th place

Opened the Yokohama VLSI Design Center as the first semiconductor trading company

Established the Tohoku branch office

Nikkei & Excellent Company Ranking 4th place

A comprehensive research institute was completed in the Hosaka Industrial Park, Nirasaki City, Yamanashi Prefecture

Shipped Ter-Saumco's vertical diffusion furnace No. 1

Made Ter-Lam Co., Ltd. a 100% subsidiary and renamed it Ter Yamanashi Co., Ltd. the following year

Started exporting semiconductor manufacturing equipment

Established Ter Tohoku Electronics Co., Ltd.

Commenced exports overseas and in 1989 became the world's top semiconductor manufacturing equipment manufacturer by sales.

Established Ter Kyushu Co., Ltd.

Established Fuchu branch office

Made Ter-Saumco Co., Ltd. a 100% subsidiary and renamed it Ter Sagami Co., Ltd.

Semiconductor manufacturing equipment manufacturer ranked 1st in the world by sales

Established Varian Ter Co., Ltd. in California, USA

Full-scale entry into the display manufacturing equipment market

Established Tokyo Electron FE Co., Ltd.

Established Tokyo Electron Devices Co., Ltd.

Intensified overseas expansion, establishing local subsidiaries worldwide. The year of globalization.

Semiconductor manufacturing equipment manufacturer ranked 1st in the world by sales (for three consecutive years)

Established Tokyo Electron Sapporo Co., Ltd.

Established Tokyo Electron Saga Co., Ltd.

Ranked first in world sales for three consecutive years.

Established TEL Engineering Co., Ltd.

Established Tokyo Electron FE Korea Ltd.

Started sales of display manufacturing equipment coaters/developers

Established Tokyo Electron Europe Ltd.

Changed company name from TEL America, Inc. to Tokyo Electron America, Inc.

Shipped the first single-wafer CVD system

The year of globalization.

Established corporate slogan "Customer Satisfaction" (at that time)

Established Tokyo Electron Oregon, Inc., the first overseas development and manufacturing base

Opened Tokyo Electron Kyushu Co., Ltd. Otsu Plant

Acquired all shares of Tokyo Electron FE Korea Ltd. and established Tokyo Electron Korea Ltd.

Established Tokyo Electron Taiwan Ltd.

Established Tokyo Electron Massachusetts, Inc.

Established Tokyo Electron Phoenix Laboratories, Inc.

Established Tokyo Electron Texas, Inc.

Established Tokyo Electron Miyagi Co., Ltd. (Matsushima Plant)

Completed a 300mm wafer-compatible process technology center in Yamanashi Hozaka area

Separation of functions between the Board of Directors and the executive body

Established Compensation Committee, Ethics Committee, and Ethics Officers

Introduced stock option system

Established Tokyo Electron Arizona, Inc.

Established Tokyo Electron EE Co., Ltd.

Established Tokyo Electron Israel Ltd.

Selected as a 'Fourth Discloser Excellence Company' by the Tokyo Stock Exchange.

Changed industry classification from 'Commercial' to 'Electrical Equipment' in the First Section of the Tokyo Stock Exchange.

Disclosed individual compensation of the president.

The 'SEMI Inoue Ko Award' was newly established by SEMI to honor achievements in environmental measures in the semiconductor industry.

Achieved shipment of 1,000 units of the Coata/Developer 'CLEAN TRACK™️ ACT™ 8'.

Tokyo Electron shares were included in the Nikkei 225 index.

Acquired Supercritical Systems.

Established a Nomination Committee.

Established the corporate message 'People. Technology. Commitment.'

Acquired Timbre Technologies.

Received the Excellence in Corporate Governance (ECG) award from ISS.

Participated in the Albany NanoTech program, a joint industry-academia research and development support program.

Established Tokyo Electron (Shanghai) Logistic Center Ltd.

Established Tokyo Electron Software Technologies Co., Ltd.

Received the Prime Minister's Award for contributions to industry-academia-government collaboration.

Established Tokyo Electron (Shanghai) Ltd.

Established TEL Technology Center, America, LLC.

Implemented an executive officer system.

Established the U.S. holding company Tokyo Electron U.S. Holdings, Inc.

Received the 10th Disclosure Award (the second time following 1999).

Received the Blue Ribbon Award for support to the Sumatra earthquake and tsunami disaster.

Established 'TEL Values' as a code of conduct.

Established Tokyo Electron Korea Solution Ltd.

Restarted as a new TEL. Developed a mid-term management plan and financial model aiming for global-level profitability.

Formulated a new vision and mid-term management plan, established a corporate message. Aimed to enhance corporate value and achieved the previous mid-term plan two years early.

Received the Clarivate Top 100 Global Innovators award for two consecutive years. TEL was certified as one of the top 500 'Healthy Management Excellence Corporations' for five consecutive years. Selected as an 'All-Star' ranking first in six items in the Institutional Investor Best IR Companies ranking. Participated in the Japan-US university partnership (UPWARDS). Developed ultra-fast memory channel hole-etching technology (84% reduction in global warming coefficient). Established Tokyo Electron Philippines Semiconductor Support Inc. Selected for seven consecutive years in the FTSE Blossom Japan Index and MSCI Japan ESG Select Leaders Index. Ranked first in Forbes JAPAN's 'New Good Company 100' stakeholder capitalism ranking. Developed laser delamination technology contributing to cutting-edge 3D device implementation. Selected as a constituent of the DJSI Asia Pacific responsible investment index for eight consecutive years.

Celebrated its 60th anniversary.

Received the Clarivate Top 100 Global Innovators award for three consecutive years. TEL was certified as one of the top 500 'Healthy Management Excellence Corporations' for six consecutive years. Selected as the 'Most Honored Company' for nine consecutive years in the Institutional Investor Best IR Companies ranking. Selected for eight consecutive years in the FTSE Blossom Japan Index and MSCI Japan ESG Select Leaders Index. Awarded the Blue Ribbon Medal for supporting the 'Tobitate! Study Abroad Japan New Japan Representative Program'. Participated in SEMI SCC-EC (Energy Collaborative). Achieved Gold certification in the PRIDE Index 2024. Selected as a constituent of the DJSI Asia Pacific responsible investment index for nine consecutive years.

Received the Clarivate Top 100 Global Innovators award for four consecutive years. Selected for nine consecutive years in the FTSE Blossom Japan Index and MSCI Japan ESG Select Leaders Index. Achieved Gold certification in the PRIDE Index 2025 for two consecutive years. Obtained Platinum status in the RBA audit at Tokyo Electron Technology Solutions Tohoku Office.