Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626654 | Biodegradable resin foam and method and apparatus for producing same | — | 2003-09-30 |
| 6536567 | Inertia damper and method for manufacturing same | — | 2003-03-25 |
| 6512314 | Stepping motor having characteristics of an inertia damper | — | 2003-01-28 |
| 6479136 | Substrate of circuit board | — | 2002-11-12 |
| 6228898 | Biodegradable resin foam and method and apparatus for producing same | — | 2001-05-08 |
| 6221924 | Biodegradable cellulose acetate foam and process for its production | Hiroyuki Mori, Makoto Yoshida, Michikage Matsui | 2001-04-24 |
| 5853854 | Rugged shaped sheet and process for manufacturing same | Akira Takayama | 1998-12-29 |
| 5849339 | Apparatus for producing biodegradable resin foam | — | 1998-12-15 |
| 5709763 | Rugged shaped sheet and process for manufacturing same | Akira Takayama | 1998-01-20 |
| 5602188 | Biodegradable resin foam and method and apparatus for producing same | — | 1997-02-11 |
| 5389176 | Rugged shaped sheet and process for manufacturing same | Akira Takayama | 1995-02-14 |
| 5340352 | Figure adjusting pad and process for manufacturing same | Masaaki Amano | 1994-08-23 |
| 5011393 | Apparatus for manufacturing silicone gel sheet | — | 1991-04-30 |
| 4974820 | Bellows type shock absorber | — | 1990-12-04 |
| 4953861 | Ball hitting sports tool | — | 1990-09-04 |
| 4950148 | Apparatus for manufacturing silicone gel sheet | — | 1990-08-21 |
| 4948131 | Vibration dampening racket | — | 1990-08-14 |
| 4910060 | Shock absorbing sheet comprising gelled material | — | 1990-03-20 |
| 4909877 | Method for manufacturing sheet-formed buffer material using gelled material | — | 1990-03-20 |
| 4861804 | Compound type silicone gel material | — | 1989-08-29 |
| 4856626 | Bellows type shock absorber | — | 1989-08-15 |
| 4843735 | Shock absorbing type footwear | — | 1989-07-04 |
| 4845457 | Deformable type variable resistor element | — | 1989-07-04 |
| 4825983 | Inertia damper | — | 1989-05-02 |
| 4744601 | Headrest apparatus | — | 1988-05-17 |