Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11456012 | Base member, spindle motor, and hard disk drive device | Hideaki SHOWA | 2022-09-27 |
| 11193917 | Composition analysis apparatus and composition analysis method | Tomoo Ishiguro | 2021-12-07 |
| 10816413 | Calorific value measuring device and calorific value measuring method | Tomoo Ishiguro | 2020-10-27 |
| 10132746 | Methane number calculation method and methane number measurement device | Tomoo Ishiguro | 2018-11-20 |
| 8694138 | Sound data processing appartus | Kenichi Okubo | 2014-04-08 |
| 7129475 | Photoelectric encoder and method of manufacturing scales | Takashi Kanno, Atsushi Tominaga | 2006-10-31 |
| 7109472 | Scale for reflective photoelectric encoder and reflective photoelectric encoder | — | 2006-09-19 |
| 5759334 | Plasma processing apparatus | Tokihiro Ayabe, Takehiko Senoo, Kishichi Haga, Yukio Soejima | 1998-06-02 |