Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8943933 | Cutting edge replacement type groove forming tool and end face groove forming method | Hidehiko Nagaya, Norio Aso, Yasuharu Imai, Shoichiro Watanabe | 2015-02-03 |
| 8911185 | Detachable insert type cutting tool | Hidehiko Nagaya, Norio Aso, Shoichiro Watanabe, Yasuharu Imai | 2014-12-16 |
| 4729615 | Wardrobe or other container with folding doors | Chiyokazu Higashi | 1988-03-08 |
| 4726637 | Door support devices for cupboards | Chiyokazu Higashi | 1988-02-23 |