Issued Patents All Time
Showing 26–50 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7605352 | Method for sorting positive temperature coefficient (PTC) elements | Yoshitaka Nagao, Hiroshi Ibaragi, Kazuto Miyagawa, Yoshiaki Abe | 2009-10-20 |
| 7550950 | Battery pack and protection circuit including thermistor thermally connected to switching element | Shuji Tsubaki, Kazuto Miyagawa | 2009-06-23 |
| 7391185 | Battery pack protection circuit with plural protective means, and battery pack including the protection circuit | Shuji Tsubaki, Kazuto Miyagawa | 2008-06-24 |
| 7369880 | Mobile phone apparatus | Emi Satou | 2008-05-06 |
| 7280860 | Noninvasive living body measuring apparatuses | Takeo Saitou, Rokusaburo Kimura, Toshiyuki Ozawa | 2007-10-09 |
| 7016612 | Digital optical communication device and method for transmitting and receiving data with light emission intensity controlled | Takashi Nishimura | 2006-03-21 |
| 7005827 | Starting circuit for single-phase induction motor | Hiroki Tanaka, Toshiharu Hirota | 2006-02-28 |
| 6963477 | Overheat protection circuit | — | 2005-11-08 |
| 6654300 | Semiconductor memory device having internal circuit screening function | — | 2003-11-25 |
| 6643217 | Semiconductor memory device permitting early detection of defective test data | — | 2003-11-04 |
| 6634006 | Packet data communication device | Shuichiro Ono | 2003-10-14 |
| 6480439 | Semiconductor device | Hiroto Tokutome | 2002-11-12 |
| 6456667 | METHOD OF CODING SIGNAL FOR DIGITAL OPTICAL COMMUNICATION HAVING SPECTRUM WHICH ATTAINS ZERO LEVEL AT PRESCRIBED FREQUENCY WITHIN MAIN LOBE BAND, BASEBAND TRANSMITTER OR ASK TRANSMITTER USING SUCH METHOD, AND BASEBAND RECEIVER OR ASK RECEIVER DECODING SIGNAL CODED BY SUCH METHOD | Yoshihiro Ohtani, Hiroshi Uno | 2002-09-24 |
| 6441662 | DLL circuit that can prevent erroneous operation | — | 2002-08-27 |
| 6388784 | Digital optical transmitter and digital optical receiver making communication by superposing subdata on modulated waveform of main data | Makoto Nakamura, Yoshihiro Ohtani, Hiroshi Uno, Tsukasa Kaminokado, Hiroyuki Nakaoka +1 more | 2002-05-14 |
| 6377092 | Delay locked loop circuit capable of adjusting phase of clock with high precision | — | 2002-04-23 |
| 6373782 | Semiconductor device with reduced error operation caused by threshold voltage variation | — | 2002-04-16 |
| 6314045 | Semiconductor memory device with a plurality of memory blocks | — | 2001-11-06 |
| 6304498 | Semiconductor memory device capable of suppressing degradation in operation speed after replacement with redundant memory cell | — | 2001-10-16 |
| 6226208 | Semiconductor memory device with hierarchical control signal lines | Jun Nakai | 2001-05-01 |
| 6215826 | Method of coding signal for digital optical communication having spectrum which attains zero level at prescribed frequency | Yoshihiro Ohtani, Hiroshi Uno | 2001-04-10 |
| 6201380 | Constant current/constant voltage generation circuit with reduced noise upon switching of operation mode | Mitsunori Tsujino | 2001-03-13 |
| 6181119 | Circuit compensating for change in internal power supply voltage, and semiconductor integrated circuit device including such a circuit | Takashi Itou | 2001-01-30 |
| 6166966 | Semiconductor memory device including data output circuit capable of high speed data output | Yukiko Maruyama, Kyoji Yamasaki | 2000-12-26 |
| 6163177 | Semiconductor integrated circuit device having output buffer | Motoko Hara, Hiroshi Akamatsu | 2000-12-19 |