Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6517250 | Rolling bearing | Koya Ohira, Hidenobu Mikaki, Takuya Ishii, Kenji Ito, Eiichiro Shimazu +1 more | 2003-02-11 |
| 6232385 | Resin parts for mechanical transmission | Eiichiro Shimazu, Masaki Egami | 2001-05-15 |
| 5955402 | Biodegradable lubricative resin composition | Masakazu Hirata, Shoji Obuchi, Masanobu Ajioka | 1999-09-21 |