Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7079453 | Timepiece and electronic apparatus with bulb-shaped semiconductor element | Narutoshi Minami, Makoto Sawada | 2006-07-18 |
| 6697303 | Dial for timepiece, manufacturing method thereof and timepiece | Masao Amano | 2004-02-24 |
| 6512721 | Luminous Dial for timepiece | Masao Amano | 2003-01-28 |
| 6341428 | Tilt detecting device | Masayoshi Tanazawa | 2002-01-29 |
| 6266297 | Luminescent device and watch with luminescent device | Hiroyuki Sonoda | 2001-07-24 |
| 6249487 | Wrist instrument and electronic apparatus | Junro Yano, Naohiko Sakurazawa | 2001-06-19 |
| 6208591 | Luminescent device, timepiece, electronic apparatus and method for manufacturing luminescent device | Naohiko Sakurazawa, Hiroyuki Sonoda | 2001-03-27 |
| 6115929 | Tilt detecting device | Masayoshi Tanazawa | 2000-09-12 |
| 6020943 | Display device having a display plate with a plurality of openings formed therein, disposed above an EL light emitting member | Hiroyuki Sonoda, Norihisa Usui, Koji Namiki | 2000-02-01 |
| 5930204 | Luminescent device and watch with luminescent device | Hiroyuki Sonoda | 1999-07-27 |
| 5880796 | Display device with display plate having metal upper suface including narrow outgoing opening for emitting light from light emitting member | Hiroyuki Sonoda, Norihisa Usui, Koji Namiki | 1999-03-09 |
| 5838640 | Luminescent device and watch with luminescent device | Hiroyuki Sonoda | 1998-11-17 |
| 5768217 | Antennas and their making methods and electronic devices or timepieces with the antennas | Hiroyuki Sonoda | 1998-06-16 |
| 5212966 | Resin wristwatch band having first and second molded resin members | — | 1993-05-25 |
| 5050138 | Electronic wrist watch having a sound producing unit and an electrooptic data display unit | Wataru Yamada, Yukio Kido, Hiroyuki Abe, Shigeru Katoh, Junro Yano | 1991-09-17 |
| 4985878 | Electronic timepiece with analog time display unit and electrooptic data display unit | Wataru Yamada, Yukio Kido, Hiroyuki Abe, Shigeru Katoh, Junro Yano | 1991-01-15 |
| 4900343 | Induction system for internal combustion engines | Yasuo Nakao, Kazuhiko Nomura | 1990-02-13 |
| 4760703 | Induction system for internal combustion engines | Yasuo Nakao, Kazuhiko Nomura | 1988-08-02 |
| 4513725 | Device for supplying fuel to a pressure carburetor | Hiroshi Kimura | 1985-04-30 |
| 4475617 | Engine intake system for motorcycles | Hiroshi Kimura | 1984-10-09 |
| 4469189 | Motorcycle with turbo-charger | Hiroshi Kimura | 1984-09-04 |
| 4422295 | Lubricating system for turbo-chargers | Hiroshi Kimura | 1983-12-27 |
| 4230074 | Motorcycle type internal combustion engine having optimally disposed valve actuating mechanisms | Satoru Ichikawa | 1980-10-28 |
| 4211940 | Electronic power control device | — | 1980-07-08 |