Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7605621 | Oscillating apparatus | Yuichi Miyaji | 2009-10-20 |
| 7601290 | Method for producing golf ball | Hiroyuki Nagasawa, Yoshinori Egashira, Yoshihiro Yamana, Hidekazu Saito | 2009-10-13 |
| 7479533 | Golf ball | Hiroyuki Nagasawa, Yoshinori Egashira, Yoshihiro Yamana, Hidekazu Saito | 2009-01-20 |
| 7388066 | Golf ball | Hiroyuki Nagasawa, Yoshihiro Yamana, Hidekazu Saito | 2008-06-17 |
| 7278929 | Three-piece solid golf ball | Junji Umezawa, Kazufumi Tabata, Hiroyuki Nagasawa, Yoshihiro Yamana, Hidekazu Saito | 2007-10-09 |
| 7034562 | Oscillation detecting apparatus and test apparatus | — | 2006-04-25 |
| 5933013 | Calibration circuit for calibrating frequency characteristics of an AC/DC converter | — | 1999-08-03 |