Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331750 | Shock absorbing structure | Masahide Fukuda | 1994-07-26 |
| 5324117 | Laminated rubber bearing | Hiroomi Matsushita, Kazuhiro Fujisawa | 1994-06-28 |
| 5261200 | Vibration-proofing device | Kazuhiro Fujisawa, Akemi Kawanabe, Yoshiaki Miyamoto, Seinosuke Kato | 1993-11-16 |
| 5233800 | Earthquake-proofing device of peripherally restraining type | Yoshiaki Miyamoto, Makoto Sakuraoka | 1993-08-10 |
| 5182888 | Earthquake-proofing device of peripherally restrained type | Yoshiaki Miyamoto, Kazuhiro Fujisawa, Seinosuke Kato | 1993-02-02 |
| 5077336 | Low-temperature insulating material | Takefumi Nakashita, Atsuko Mitsuba, Daijiro Touji, Ichiro Tominaga, Yukiyasu Nakashio +1 more | 1991-12-31 |
| 4687205 | Iron type golf club head | Ichiro Tominaga | 1987-08-18 |
| 4543827 | Method for measuring physical properties of material | Ichiro Tominaga | 1985-10-01 |
| 4289031 | Method of measuring hardness of flexible thread-wound golf balls or inner cores thereof | Ichiro Tominaga | 1981-09-15 |
| 4289032 | Method of discriminating kinds of golf balls | Ichiro Tominaga | 1981-09-15 |