Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9578699 | Control circuit | — | 2017-02-21 |
| 8283934 | Capacitance sensor for detecting a charge voltage of a multi-capacitor circuit | — | 2012-10-09 |
| 7990134 | Correcting circuit, correcting method, and sensor apparatus | — | 2011-08-02 |
| 7554784 | Surge detection circuit | Toshiro Motoyoshi | 2009-06-30 |
| 7420404 | Phase adjuster circuit and phase adjusting method | Shoko Ito | 2008-09-02 |
| 7342454 | Analog multistage amplification circuit in the field of sensor | Seiji Sekimoto | 2008-03-11 |
| 6891408 | Current pulse receiving circuit | — | 2005-05-10 |
| 6867623 | Receiving circuit | — | 2005-03-15 |
| 6788152 | Amplification circuit and optical communication apparatus provided with the amplification circuit | — | 2004-09-07 |
| 6714063 | Current pulse receiving circuit | — | 2004-03-30 |
| 6476954 | Optical communication device and receiving circuit thereof | — | 2002-11-05 |
| 6456141 | Current pulse receiving circuit | Tatsuo Kumano | 2002-09-24 |
| 5880610 | Current-to-voltage converting device and light receiver | Tetsuji Funaki, Atsushi Hayakawa | 1999-03-09 |
| 5804997 | Current-to-voltage converting device and light receiver | Tetsuji Funaki, Atsushi Hayakawa | 1998-09-08 |