Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9089084 | Method to produce optical transceiver | Toru Ukai, Tadashi Sakai | 2015-07-21 |
| 8520199 | Method for measuring optical input power by avalanche photodiode | Tetsu Murayama | 2013-08-27 |
| 8472488 | Algorithm to drive semiconductor laser diode | Tadashi Sakai | 2013-06-25 |
| 8345721 | Method for driving optical transmitter | Hiroto Ishibashi, Toru Ukai, Yuanzhe Li | 2013-01-01 |
| 8282813 | Biosensor measurement machine, biosensor measurement system and biosensor measurement method | Shingo Kaimori, Toshifumi Hosoya, Takahiko Kitamura, Isao Karube, Masao Gotoh +2 more | 2012-10-09 |
| 8190034 | Optical receiver applicable to GPON system | Junichi Kataoka, Seiichi Ishikura | 2012-05-29 |
| 8095015 | Optical transceiver with reduced peak power consumption and a method to reduce peak power consumption | — | 2012-01-10 |
| 8036540 | Optical transmitter suppressing wavelength deviation at beginning of operation | — | 2011-10-11 |
| 8012321 | Biosensor chip, biosensor system and measuring instrument thereof | Toshifumi Hosoya, Shingo Kaimori, Takahiko Kitamura | 2011-09-06 |
| 7792434 | Optical receiver | — | 2010-09-07 |
| 7535940 | Optical transmitter | Toru Kawagishi | 2009-05-19 |
| 7484967 | Optical module with a flexible printed circuit board to be electrically connected with a host board | Satoshi Yoshikawa | 2009-02-03 |
| 7309853 | Method for controlling a bias voltage applied to an avalanche photodiode | Kenichiro Uchida | 2007-12-18 |
| 7282692 | Light receiving method of an avalanche photodiode and a bias control circuit of the same | — | 2007-10-16 |
| 7265333 | Light-receiving circuit | Sigeo Hayashi | 2007-09-04 |
| D548347 | Device for measuring constituents in the blood | Toshifumi Hosoya, Kazuhiro Kuwa, Nobuyuki Matsumura, Isao Karube, Masao Gotoh +2 more | 2007-08-07 |
| 7227119 | Current voltage converter circuit | Yukio Sato | 2007-06-05 |
| 7214924 | Light-receiving method of an avalanche photodiode and a bias control circuit of the same | — | 2007-05-08 |
| 6885684 | Laser control circuit and laser module | — | 2005-04-26 |
| 6879607 | Semiconductor laser module | Shigeo Hayashi, Mitsuaki Nishie | 2005-04-12 |