Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7138587 | Key switch, keyboard and key-switch assembling jig | Shuji Nakamura, Akihiko Takemae | 2006-11-21 |
| 7054389 | Carrier detection circuit and infrared ray remote control receiver | Naruichi Yokogawa, Kazuo Noda | 2006-05-30 |
| 6836267 | Coordinate input device and a processor readable medium | Michiko Endo, Yasuo Ootani, Norio Endo | 2004-12-28 |
| 6831629 | Pointing device | Shuji Nakamura, Koichi Kiryu, Kazuo Kobayashi | 2004-12-14 |
| 6822270 | Semiconductor light emitting device having gallium nitride based compound semiconductor layer | Norikatsu Koide, Akio Aioi | 2004-11-23 |
| 6707446 | Pointing device | Shuji Nakamura | 2004-03-16 |
| 6693466 | Comparator circuit and infrared signal receiving apparatus | Takahiro Inoue, Naruichi Yokogawa | 2004-02-17 |
| 6677732 | Charge and/or discharge circuit, and carrier detector circuit using same | Takahiro Inoue, Naruichi Yokogawa | 2004-01-13 |
| 6369806 | Coordinate-detecting device and coordinate input pad for use in coordinate-detecting device | Michiko Endo, Yasuo Ootani | 2002-04-09 |