Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027215 | Production apparatus | Hisayuki Sueoka, Susumu Noguchi, Hitoshi Tsugawa | 2015-05-12 |
| 8793851 | Retainer assembling apparatus and retainer assembling method | Kotaro Takamura, Yukihiro Kawamoto, Masahiro Koizumi, Haruo Oka, Koji Matsuda | 2014-08-05 |
| 8460482 | Heat-resistant alloy spring and Ni-based alloy wire therefor | Yoshinori Tanimoto, Naoyuki Kawahata, Shoji Ichikawa | 2013-06-11 |
| 7992705 | Roller unit and conveyor device | — | 2011-08-09 |
| 7310942 | Exhaust passage control valve | Shouji Ichikawa, Tatsuhiro Nagashima, Hiroshi Ogura | 2007-12-25 |
| 5096322 | Nib for a writing instrument | Masayuki Kawasaki | 1992-03-17 |