Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10377932 | Sealing rubber composition and seal member | Takeshi KAWABAYASHI, Katsuhiko KUSUNOKI | 2019-08-13 |
| 8039423 | Lubricant composition, speed reduction gear using the lubricant composition, and electric power steering apparatus using the speed reduction gear | Kouji Kitahata, Yoshimasa Shirai, Takashi Okaniwa, Satoshi Yamazaki | 2011-10-18 |
| 7741256 | Lubricant composition, expandable shaft, and steering system using the same | Satoshi Kakutani, Kazuto Minagawa | 2010-06-22 |
| 7452850 | Lubricant composition and speed reducer using the same, and electrically operated power steering device using the same | Kouji Kitahata, Naoki Uchida, Noritake Ookawa, Hiroaki Murakami | 2008-11-18 |
| 7215110 | Seal ring, sealing apparatus and bearing apparatus | Kazutoshi Toda, Minoru Sentoku, Hirokazu Arai, Shinichi Obayashi | 2007-05-08 |
| 6520683 | Seal ring, sealing device and rolling bearing including the same | Kazutoshi Toda, Minoru Sentoku, Hirokazu Arai, Tomomitsu Tamura | 2003-02-18 |
| 6499885 | Seal ring, sealing apparatus and bearing apparatus | Kazutoshi Toda, Minoru Sentoku, Hirokazu Arai, Shinichi Obayashi | 2002-12-31 |