Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7986720 | Circuit and method for driving light-emitting element and optical transmitter | — | 2011-07-26 |
| 6570148 | Signal input cutoff detector, photo receiver and signal input cutoff detecting method | Yoshihiro Matsumoto, Takashi Kuriyama, Yoshinori Honma | 2003-05-27 |
| 6426646 | ECL terminating circuit | Munetoshi Yoshizawa | 2002-07-30 |
| 6420962 | AUTOMATIC IDENTIFICATION LEVEL CONTROL CIRCUIT, IDENTIFICATION LEVEL CONTROL METHOD, AUTOMATIC IDENTIFICATION PHASE CONTROL CIRCUIT, IDENTIFICATION PHASE CONTROL METHOD, OPTICAL RECEIVER, AND OPTICAL COMMUNICATION SYSTEM | Yoshihiro Matsumoto, Takashi Kuriyama, Yoshinori Honma, Tsutomu Tajima, Toshibumi Kawano +3 more | 2002-07-16 |
| 6403948 | Photo-detecting module having a fiber optic groove on rear surface of integrated circuit device | — | 2002-06-11 |
| 6329881 | Preamplifier | — | 2001-12-11 |
| 6062741 | Light-receptive module and a method for manufacturing the same | — | 2000-05-16 |
| 6058234 | Structure for mounting an optical device | — | 2000-05-02 |
| 6042276 | Light receiving module | — | 2000-03-28 |
| 6023546 | Structure for securing optical device and fiber optics | — | 2000-02-08 |
| 6014061 | Front-end amplification circuit | — | 2000-01-11 |