Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8951945 | Rolling bearing | Koji Yoshizaki, Komatsugu Nishimura, Michiru Ueda, Hiroki Iwamatsu, Masashi Mitsuoka | 2015-02-10 |
| 8585296 | Rolling bearing sealing device | Youichi Numada, Ikuo Ito | 2013-11-19 |
| 8308370 | Sealing device for bearing | Yoshitaka Nakagawa, Youichi Numada, Hajime Tadumi, Tsuyoshi Okumura, Ikuo Ito | 2012-11-13 |
| 6994102 | Pressure regulating valve | Koichi Tamura, Akinori Araki, Yasushi Nagai | 2006-02-07 |
| 4761451 | Acoustic vibration sheet and polypropylene composition for the same | Tsutomu Moteki, Hisao Iizuka | 1988-08-02 |
| 4409345 | Polyolefin resin composition | Tsutomu Moteki, Kazuo Aoki, Michio Yoshizaki | 1983-10-11 |
| 4340513 | Polyolefin resin composition | Tsutomu Moteki, Yoshikazu Nakajima | 1982-07-20 |