| 1972 |
Business established. |
| 1972 |
Began parts assembly of electronic musical instruments for Yamaha Corporation. |
| 1972-04-01 |
創業：1972年4月1日 |
| 1975 |
Reorganized into a corporate organization. |
| 1975 |
Established Herutu Electronics Industry Corporation (Capital 2 million Yen). |
| 1975-06-05 |
法人組織に改組、ヘルツ電子工業株式会社設立（資本金200万円） |
| 1981 |
高丘工場操業開始 |
| 1981 |
Began operation of the Takaoka plant. |
| 1984 |
三方原工場操業開始 |
| 1984 |
ヤマハ（株）電子楽器 完成組立開始 |
| 1984 |
増資（資本金800万円） |
| 1984 |
Began operation of the Mikatabara plant. |
| 1984 |
Began completion assembly of electronic musical instruments for Yamaha Corporation. |
| 1984 |
Increased capital to 8 million Yen. |
| 1987 |
三方原工場 増築 |
| 1987 |
Expanded the Mikatabara plant. |
| 1988 |
増資（資本金2,000万円）し、社名をヘルツ電子株式会社に変更 |
| 1988 |
Increased capital to 20 million Yen. Changed the company name to HERUTU ELECTRONICS CORPORATION. |
| 1989 |
新本社工場 完成 |
| 1989 |
Completed new head office factory. |
| 1991 |
日本工装グループに参入、池谷社長 就任 |
| 1991 |
Joined Nihon Koso Group. Inaugurated president Ikegaya. |
| 1992 |
「生産管理表示装置」販売開始 |
| 1992 |
Began sales of "Production Control Systems". |
| 1993 |
「診察順番表示装置メディコール」販売開始 |
| 1993 |
Began sales of "Medi Call". |
| 1994 |
「ポカヨケツール」販売開始 |
| 1994 |
OEM（他社ブランド製品RF部開発及び受託生産）開始 |
| 1994 |
ヤマハ（株）AV開発製品 完成組立開始 |
| 1994 |
Began sales of "Pokayoke Tools". Began OEM activity (developing RF parts of other brands' products and contract production). Began completion assembly of AV products for Yamaha Corporation. |
| 2002 |
ヤマハ（株）受託生産終了、自社製品・OEMに注力開始 |
| 2002 |
Ended contract production for Yamaha Corporation. Began focusing on own-brand and OEM products. |
| 2004 |
「ポカヨケツール」ポカヨケ用プライヤーレンチ・チェックペン販売開始 |
| 2004 |
Began sales of "Pokayoke Tools" such as pliers wrenches and check pens. |
| 2007 |
「ポカヨケツール」海外販売開始 |
| 2007 |
「ワイヤレス呼び出し装置」新シリーズ販売開始 |
| 2007 |
Began overseas sales of "Pokayoke Tools". Began sales of a new series of "Wireless Call Systemes". |
| 2008 |
ISO9001取得 |
| 2008 |
Achieved ISO 9001 certification. |
| 2010 |
「店舗向け呼び出し装置アシストコール」販売開始 |
| 2010 |
Began sales of "Assist Call". |
| 2012 |
「ポカヨケツール」TW-800シリーズ販売開始、海外へ本格展開 |
| 2012 |
Began sales of "Pokayoke Tools" TW-800 series. Began overseas business expansion. |
| 2014 |
「リモートコントロール」新シリーズ販売開始 |
| 2014 |
Began sales of a new series of "Remote Control Systems". |
| 2016 |
「第1回 中堅・中小製造業向けIoTツール募集イベント」にて、弊社商品が「スマートものづくり応援ツール」に採用 |
| 2016 |
HERUTU products were adopted as "Smart Manufacturing Support Tools" at "The 1st IoT Tool Recruitment Event for Small to Medium Enterprises". |
| 2017 |
東京支社開設 |
| 2017 |
Opened Tokyo branch office. |
| 2019 |
「En-Guard®（アンガード）」販売開始 |
| 2019 |
Began sales of "En-Guard®". |
| 2021 |
新本社 操業開始 |
| 2021 |
木下明彦 代表取締役社長就任 |
| 2021 |
Start-up new head office. Inaugurated president Akihiko Kinoshita. |
| 2026 |
名古屋支社開設 |
| 2026 |
Opened Nagoya branch office. |
