Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9138618 | Golf club | — | 2015-09-22 |
| 8910368 | Iron golf club and method for manufacturing the same | Tomoyuki Myodo | 2014-12-16 |
| 8911303 | Golf club head and method for manufacturing the same | Tomoyuki Sakai, Masaru Kawauchi | 2014-12-16 |
| 8827833 | Golf club head | Toru Tamaki | 2014-09-09 |
| 6639038 | Crystalline polypropylene and its moldings and films | Itaru Kuramoto, Yutaka Obata, Tsuyoshi Ota, Toshio Isozaki, Takashi Sumitomo | 2003-10-28 |
| 5270420 | Stretched molding | Masato Tanaka, Shuji Machida, Satoshi Ashai | 1993-12-14 |