Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10036461 | Differential gear case and method for processing same | Toshirou Shimosaka, Kiyohito Oyamada, Makoto Imaida | 2018-07-31 |
| 9285026 | Differential gear case and method for processing same | Toshirou Shimosaka, Kiyohito Oyamada, Makoto Imaida | 2016-03-15 |