Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148593 | Construction machine safety management system, management apparatus | Takeya IZUMIKAWA | 2021-10-19 |
| 10687026 | Shovel | Takeya IZUMIKAWA | 2020-06-16 |
| 4259564 | Integrated thermal printing head and method of manufacturing the same | Toshio Ohkubo, Yuji Kajiwara | 1981-03-31 |
| 4241103 | Method of manufacturing an integrated thermal printing head | Toshio Ohkubo, Yuji Kajiwara | 1980-12-23 |