Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7766554 | Wheel rolling bearing apparatus | Tsuyoshi Kamikawa, Yoshishige Takeda, Naoto Araki | 2010-08-03 |
| 7758845 | Method for producing an alpha alumina particle | Yoshiaki Takeuchi | 2010-07-20 |
| 7691362 | Method for producing an α-alumina power | Hajime Maki, Yoshiaki Takeuchi | 2010-04-06 |
| 7510607 | Coating composition and method for producing the same | Yoshiaki Takeuchi | 2009-03-31 |
| 7281855 | Tapered roller bearing and final reduction gear | Hiroshi Ueno, Kazutoshi Toda, Hirofumi Dodoro, Shigeo Kamamoto, Hiroki Matsuyama +8 more | 2007-10-16 |
| 7078010 | Method for producing α-alumina powder | Hajime Maki, Yoshiaki Takeuchi | 2006-07-18 |
| 6440552 | Boehmite and base coat layer for magnetic recording medium | Yoshiaki Takeuchi | 2002-08-27 |
| RE36804 | Bearing sealing device and bearing sealing mechanism capable of preventing the leakage of grease | Masatosi Taniyama, Kunio Yanai, Hiroshi Ueno | 2000-08-01 |
| 6010248 | Pressed retainer and a ball bearing comprising the pressed retainer | Hiroshi Ueno, Ikuo Ito | 2000-01-04 |
| 5833373 | Bearing retainer and method of fabricating the same | Hiroshi Ueno, Akihiro Bun, Hideki Fujiwara | 1998-11-10 |
| 5690726 | Dimethylaluminum hydride composition, process for producing the same and method of reducing viscosity of dimethylaluminum hydride | Tadaaki Yako | 1997-11-25 |
| 5607240 | Bearing sealing device and bearing sealing mechanism capable of preventing the leakage of grease | Masatosi Taniyama, Kunio Yanai, Hiroshi Ueno | 1997-03-04 |
| 5544963 | Bearing seal assembly with specially dimensioned sealing lip | Motoshi Kawamura, Kunio Yanai | 1996-08-13 |