Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5571254 | Speed variable moving sidewalk | Masao Yasukawa, Kiyotaka Nagai, Mitsukazu Tomoshige, Toshiro Fushiya | 1996-11-05 |
| 5465027 | Chip-in-glass fluorescent indicator panel with heat protection | Mitsuhiro Ishizuka | 1995-11-07 |
| 5254955 | Advanced phase locked loop circuit | Hatsuo Motoyama | 1993-10-19 |
| 5228183 | Arrangement and method for securing headrest stay in seat | — | 1993-07-20 |
| 5218313 | Frequency synthesizer for implementing generator of highly pure signals and circuit devices, such as VCO, PLL and SG used therein | Hatsuo Motoyama | 1993-06-08 |
| 5160902 | Voltage controlled oscillator with controlled capacitance ratio in positive feedback loop to broaden bandwidth | Hatsuo Motoyama | 1992-11-03 |
| 5125124 | Electrostatic dust collector for use in vacuum system | Junji Ikeda, Hajime Ishimaru | 1992-06-30 |
| 5122763 | Frequency snythesizer for implementing generator of highly pure signals and circuit devices, such as VCQ, BLL and SG, used therein | Hatsuo Motoyama | 1992-06-16 |
| 5070701 | Cooling apparatus | Junji Ikeda, Hajime Ishimaru | 1991-12-10 |
| 4941224 | Electrostatic dust collector for use in vacuum system | Junji Ikeda, Hajime Ishimaru | 1990-07-17 |
| 4816716 | Chip-less flat display panel | Masaki Kobayakawa, Yo Takasaki | 1989-03-28 |
| 4797011 | Solid lubricant bearing | Teruo Maruyama | 1989-01-10 |
| 4751796 | Device for supplying grinding fluid | Shuji Ueda, Kazuhiko Fujino | 1988-06-21 |
| 4656787 | Curved surface formation polishing apparatus | Shuji Ueda, Kunio Nakada, Kazuhiko Fujino, Kenji Fujishiro | 1987-04-14 |