Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8661879 | Method for designing golf club and golf club | Hiroshi Hasegawa, Masahide Onuki | 2014-03-04 |
| 8142300 | Analysis method of golf club | Keiji Moriyama, Masanori Yabu, Masahide Onuki | 2012-03-27 |
| 7813906 | Method of predicting residual service life for rolling bearings and a device for predicting residual service life for rolling bearings | Isao Shiromaru, Makoto Tanaka, Yoshinobu Akamatsu, Yoji Nagayasu, Shingo Boda | 2010-10-12 |
| 7559240 | Method and device for assessing residual service life of rolling bearing | Yoji Nagayasu, Isao Shiromaru, Makoto Tanaka, Yoshibobu Akamatsu, Shingo Boda | 2009-07-14 |
| 6293878 | Tennis racket with vibration damping member | Yumi Kanemitsu | 2001-09-25 |