Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11220855 | Safety door switch | Lye Tatt Cheah | 2022-01-11 |
| 11008798 | Safety door switch | Lye Tatt Cheah | 2021-05-18 |
| 10190896 | Ultrasonic flow sensor and method of attaching the same | Kazuhiro Makino | 2019-01-29 |
| 9671264 | Ultrasonic flow switch | — | 2017-06-06 |
| 6907664 | Method for manufacturing fuel inlet | Minoru Tada, Mikio Morinaga, Takashi Nakamura | 2005-06-21 |
| 6817382 | Pile member | Shigeki Tanaka, Mikio Morinaga | 2004-11-16 |
| 6810573 | Method for manufacturing fuel inlet | Mikio Morinaga, Takashi Nakamura, Minoru Tada, Shinji Hirakawa | 2004-11-02 |
| 5517706 | Sofa-bed | Osamu Kashima | 1996-05-21 |
| D356448 | Sofa-bed | Osamu Kashima | 1995-03-21 |