Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856354 | Epoxy resin composition and prepreg using the same, fiber-reinforced composite resin tubular body manufactured from the prepreg and manufacturing method therefor, and fiber-reinforced composite resin molded body | Youhei Miwa, Tadayoshi Saitou, Masato Taguchi, Mikihiro Uchizono, Tetsuya Atsumi | 2018-01-02 |
| D709152 | Golf club shaft | Akinari Ito | 2014-07-15 |
| D664620 | Golf club shaft | Akinari Itou, Hikaru Shiraishi, Toshio Ninomiya | 2012-07-31 |
| D664226 | Golf club shaft | Akinari Itou, Hikaru Shiraishi, Toshio Ninomiya | 2012-07-24 |
| 8206238 | Shaft for golf club | Takashi Kaneko, Kouji Shiga, Tetsuya Atsumi | 2012-06-26 |
| D618297 | Golf club shaft | Katsumi Miyama, Kiyoyuki Kamiguchi | 2010-06-22 |
| D606147 | Golf club shaft | Katsumi Miyama, Kiyoyuki Kamiguchi | 2009-12-15 |
| D602107 | Golf club shaft | Kouji Shiga, Tetsuya Atsumi, Takashi Kaneko | 2009-10-13 |
| D602108 | Golf club shaft | Katsumi Miyama, Kiyoyuki Kamiguchi | 2009-10-13 |
| 7582177 | Process for production of fiber-reinforced plastic tubing | Shigetada Nakagawa | 2009-09-01 |
| D596254 | Golf club shaft | Kouji Shiga, Tetsuya Atsumi, Takashi Kaneko | 2009-07-14 |
| 6905422 | Shaft for light-weight golf clubs | Tetsuya Atsumi, Ikuo Takiguchi, Katsumi Anai | 2005-06-14 |
| 6767422 | Shaft for light-weight golf clubs | Tetsuya Atsumi, Ikuo Takiguchi, Katsumi Anai | 2004-07-27 |
| 6705954 | Golf club shaft and method for manufacturing same | Ikuo Takiguchi, Tetsuya Atsumi | 2004-03-16 |