Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12401102 | Battery pack and electric vehicle | Takao Okuyama | 2025-08-26 |
| 11458551 | End mill | Takafumi Sai, Akira Tokuyama | 2022-10-04 |
| 9901995 | Radius end mill and cutting work method | — | 2018-02-27 |
| 9868162 | Machining head, holder and exchangeable tip cutting tool | Katsutoshi Maeda | 2018-01-16 |
| 9579734 | Multi-flute endmill | Jun Hirai | 2017-02-28 |
| 9555486 | Multi-flute endmill | Jun Hirai | 2017-01-31 |
| 7088075 | Battery pack | Hidehisa Sugita | 2006-08-08 |
| 6852655 | Dielectric ceramic | Eiji Kodera, Kazuyuki Fujii, Hidetoshi Mizutani, Manabu Sato | 2005-02-08 |
| 6469432 | Cathode-ray tube having electrode with angled outside aperture | Yuuichi Suzuki, Hirotsugu Ishihara | 2002-10-22 |
| 4216337 | Process for preparing esters | Teruyuki Ninomiya, Chieko Ono | 1980-08-05 |