Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4236241 | Electronic timepiece | Shigeru Morokawa, Yukio Hashimoto, Yasushi Nomura, Keiichiro Koga | 1980-11-25 |
| 4229668 | Transistor circuit having a plurality of CMOS circuits | Heihachiro Ebihara | 1980-10-21 |
| 4227192 | Drive system for liquid crystal display device | Heihachiro Ebihara, Takashi Yamada | 1980-10-07 |
| 4224531 | Data transfer circuit | Heihachiro Ebihara, Takashi Yamada | 1980-09-23 |
| 4217654 | Portable electronic device equipped with timekeeping and calculation functions | Heihachiro Ebihara, Takashi Yamada | 1980-08-12 |
| 4198579 | Input circuit for portable electronic devices | Heihachiro Ebihara, Takashi Yamada | 1980-04-15 |
| 4193255 | Electronic timepiece with calendar function | Heihachiro Ebihara, Takashi Yamada | 1980-03-18 |
| 4192135 | Portable electronic device | Heihachiro Ebihara, Takashi Yamada | 1980-03-11 |
| 4190892 | Zero suppressing system for electronic device | Heihachiro Ebihara, Takashi Yamada | 1980-02-26 |