Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9248566 | Tool housing case and subcase | Naoto Akiyama, Yukiyasu Okouchi, Shinya Bito, Kiyozumi Kokawa | 2016-02-02 |
| 7220091 | Fastening nuts with loosening assist functions | Yuuji Takahashi, Sinsuke Mori, Sinji Hirabayashi | 2007-05-22 |