Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584646 | Tilt hinge for office automation equipment | — | 2003-07-01 |
| 6421842 | Holder for toilet-bowl seat and seat lid operating hinges | — | 2002-07-23 |
| 6389611 | Hinge device for supporting seat and seat lid of toilet bowl openably and closably | — | 2002-05-21 |
| 6378171 | Tilting hinge | Naokazu Suzuki, Isao Nagashima | 2002-04-30 |
| 6275999 | Hinge device for supporting seat and seat lid of toilet bowl openably and closably | — | 2001-08-21 |
| 6178597 | Operative hinge for opening/closing body | Naokazu Suzuki, Isao Nagashima, Akira Sorimachi | 2001-01-30 |
| 6175990 | Hinge device | Hideo Kato | 2001-01-23 |
| 6115886 | Hinge apparatus | — | 2000-09-12 |
| 5813301 | Punching tool | — | 1998-09-29 |
| 5662016 | Punching die | — | 1997-09-02 |
| 5613416 | Punching tool | — | 1997-03-25 |
| 5553524 | Stripper device and punch assembly using same | — | 1996-09-10 |
| 5445057 | Punching die with a damping member | — | 1995-08-29 |
| 5419225 | Punching die | — | 1995-05-30 |
| 5410927 | Low noise punch tool | Hitoshi Omata | 1995-05-02 |