Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7654927 | Transmission apparatus | Katsumi Kimura, Toshio Miwa, Ken Usami, Kazuhiko Sugiyama | 2010-02-02 |
| 7494438 | Starting apparatus for differential planetary gear apparatus | Katsumi Kimura, Toshio Miwa, Takeshi Usami, Kazuhiko Sugiyama | 2009-02-24 |
| 7297084 | Transmission apparatus | Katsumi Kimura, Toshio Miwa, Ken Usami, Kazuhiko Sugiyama | 2007-11-20 |
| 7211018 | Differential planetary gear device, and differential planetary gear device starting device and starting method | Katsumi Kimura, Toshio Miwa, Takeshi Usami, Kazuhiko Sugiyama | 2007-05-01 |