Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7002531 | System and method for driving a display | — | 2006-02-21 |
| 6956794 | Electronically controlled timepiece, and power supply control method and time correction method therefore | Hidenori Nakamura, Eisaku Shimizu | 2005-10-18 |
| 6933797 | Oscillation circuit, electronic apparatus, and timepiece using a potential stabilization circuit with resistive terminations | Fumiaki Miyahara, Takashi Kawaguchi, Shinji Nakamiya | 2005-08-23 |
| 6829199 | Electronic apparatus, electronically controlled mechanical timepiece, methods of controlling them, program for controlling electronic apparatus, and storage medium | Eisaku Shimizu, Hidenori Nakamura | 2004-12-07 |
| 6819633 | Braking without stopping generator for timepiece and other electronic units | Eisaku Shimizu, Hidenori Nakamura | 2004-11-16 |
| 6795378 | Electronic device, electronically controlled mechanical timepiece, and control method therefor | Eisaku Shimizu, Hidenori Nakamura | 2004-09-21 |
| 6757220 | Electronically controlled timepiece, and power supply control method and time correction method therefor | Hidenori Nakamura, Eisaku Shimizu | 2004-06-29 |
| 6693852 | Electronic device, electronically-controlled mechanical timepiece, and electronic device controlling method | Eisaku Shimizu, Hidenori Nakamura | 2004-02-17 |
| 6584043 | Electronically controlled mechanical watch and method of preventing overcharge | Eisaku Shimizu, Hidenori Nakamura | 2003-06-24 |
| RE38110 | Electronically controlled mechanical timepiece and control method therefor | Osamu Shinkawa | 2003-05-06 |
| 6483276 | Electronic device with variable chopping signal and duty ratio selection for strong braking | Eisaku Shimizu, Hidenori Nakamura, Osamu Takahashi, Shigeyuki Fujimori, Osamu Shinkawa | 2002-11-19 |
| 6477116 | Rotation controller and rotation control method | Osamu Shinkawa, Tomio Ikegami | 2002-11-05 |
| 6466519 | Electronic device, electronic timepiece and power control method | Hidenori Nakamura, Eisaku Shimizu | 2002-10-15 |
| 6414909 | Electrically controlled mechanical timepiece and control method therefor | Eisaku Shimizu, Hidenori Nakamura | 2002-07-02 |
| 6373789 | Electronically controlled mechanical timepiece and method controlling the same | Eisaku Shimizu, Osamu Takahashi, Osamu Shinkawa | 2002-04-16 |
| 6314059 | Electronically controlled, mechanical timepiece and control method for the same | Eisaku Shimizu, Hidenori Nakamura | 2001-11-06 |
| 6252828 | Electronically controlled mechanical timepiece and control method therefor | Osamu Shinkawa | 2001-06-26 |
| 6041021 | Electronically controlled mechanical timepiece and control method therefor | Osamu Shinkawa | 2000-03-21 |