Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12230231 | Display data generation device, display data generation method, and display data generation program | Setsuo Yamada, Takaaki Hasegawa, Kazuyuki ISO | 2025-02-18 |
| 11990136 | Speech recognition device, search device, speech recognition method, search method, and program | Tetsuo Amakasu, Kaname KASAHARA, Takafumi Hikichi | 2024-05-21 |
| 9562808 | Light receiving circuit and light coupling device | Shigeyuki Sakura, Toyoaki Uo | 2017-02-07 |
| 9285269 | Light receiving circuit | Shigeyuki Sakura | 2016-03-15 |
| 9166069 | Light receiving circuit | Shigeyuki Sakura, Miki Hidaka, Hiroshi Shimomura | 2015-10-20 |
| 9159848 | Light receiving circuit | Miki Hidaka, Shigeyuki Sakura | 2015-10-13 |
| 9153708 | Light receiving circuit and photocoupler | Hisami Saito, Shigeyuki Sakura | 2015-10-06 |
| 8847140 | Light receiving circuit having an automatic threshold control circuit for forming and allowing electric current flowing between a second potential line and first and second connection points | Shigeyuki Sakura | 2014-09-30 |
| 7182527 | Optical transmission device | Hidenori Saito, Hiroaki Oohira | 2007-02-27 |
| 6065001 | Information associating apparatus and method | Masaaki Ohkubo, Takafumi Inoue, Kazuo Tanaka | 2000-05-16 |