Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626762 | Game device | Tatsuhisa Yabushita, Kenichi Muramatsu, Masatoshi Takai, Yasuhiro Wakatsuki | 2003-09-30 |
| 6517254 | Collar member and ferrule | Yuukou Hata, Tarou Ueno, Setsuo Shoji, Ryuji Takahashi | 2003-02-11 |