Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6227334 | Elevator governor checking and adjusting method | Mineo Okada | 2001-05-08 |
| 6003636 | Safety apparatus for elevator | — | 1999-12-21 |
| 5628385 | Elevator overspeed protection apparatus | Kazumasa Ito | 1997-05-13 |
| 5463202 | Laser machining apparatus and method | Miki Kurosawa, Shuji Ogawa, Masayuki Sugahara, Kiyoshi Funai, Tetsu Yamamoto | 1995-10-31 |
| 5339208 | Assembly for supporting a magnetic head to float relative to a magnetic disk | Kiyoshi Funai, Tetsu Yamamoto | 1994-08-16 |
| 5130873 | Head positioning apparatus for disc unit | Tetsu Yamamoto, Manabu Ogura | 1992-07-14 |
| 5105419 | Carriage assembly | Manabu Ogura, Tetsu Yamamoto | 1992-04-14 |
| 5099352 | Reflector oscillating apparatus | Tetsu Yamamoto, Takaharu Ueda, Daisuke Ogata, Kiyoshi Funai, Shigeki Mizuno | 1992-03-24 |
| 5079660 | Magnetic head suspension assembly for reducing vibration effects | Tetsu Yamamoto, Takaharu Ueda, Mayumi Nakazawa, Shigeki Mizuno | 1992-01-07 |
| 5027340 | Object lens head assembly | Tetsu Yamamoto | 1991-06-25 |
| 4961118 | Document scanner driven by electromagnetic actuators | Takaharu Ueda, Tetsu Yamamoto, Manabu Ogura | 1990-10-02 |
| 4943147 | Chopping secondary mirror system | Shigeki Mizuno, Takaharu Ueda, Tetsu Yamamoto | 1990-07-24 |
| 4910486 | Electromagnetic drive actuator | Tetsu Yamamoto, Manabu Ogura | 1990-03-20 |
| 4862441 | Carriage assembly | Tetsu Yamamoto | 1989-08-29 |
| 4823219 | Carriage recording head sandwiched by electromagnetic coil sections | Takaharu Ueda, Tetsu Yamamoto, Kiyosi Funai | 1989-04-18 |
| 4819109 | Slidable carriage mount for disc memory apparatus | Sadao Okada, Tetsu Yamamoto | 1989-04-04 |
| 4819106 | Head positioning assembly for magnetic disc apparatus | Takaharu Ueda, Kiyosi Funai, Tetsu Yamamoto | 1989-04-04 |
| 4740946 | Data converter pickup carriage assembly | Tetsu Yamamoto, Kiyosi Funai, Sadao Okada | 1988-04-26 |