Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10886730 | Filter having an ESD protection device | — | 2021-01-05 |
| 10804258 | ESD protection device and signal transmission line | — | 2020-10-13 |
| 10784927 | Wireless communication device | Hirokazu Yazaki, Noboru Kato | 2020-09-22 |
| 10193336 | ESD protection circuit, differential transmission line, common mode filter circuit, ESD protection device, and composite device | — | 2019-01-29 |
| 10084229 | Antenna apparatus | Shoji Nagumo, Masaaki Takata, Hiromasa KOYAMA | 2018-09-25 |
| 9947478 | Variable capacitance device and communication apparatus | Toshiyuki Nakaiso | 2018-04-17 |
| 9837976 | Impedance converting circuit and communication terminal apparatus | Noboru Kato, Kenichi Ishizuka | 2017-12-05 |
| 9755606 | Common mode filter and ESD-protection-circuit-equipped common mode filter | Hisashi Akiyama | 2017-09-05 |
| 9287629 | Impedance conversion device, antenna device and communication terminal device | Noboru Kato, Kenichi Ishizuka | 2016-03-15 |
| 9264011 | Impedance-matching switching circuit, antenna device, high-frequency power amplifying device, and communication terminal apparatus | Kenichi Ishizuka, Noboru Kato, Koji Shiroki | 2016-02-16 |
| 9197187 | Front-end circuit and communication terminal apparatus | Kenichi Ishizuka, Noboru Kato | 2015-11-24 |
| 9106313 | Impedance conversion circuit and communication terminal apparatus | Noboru Kato | 2015-08-11 |
| 8912972 | Coupling degree adjustment circuit, antenna device, and wireless communication device | Noboru Kato, Kenichi Ishizuka, Hiroshi Nishida | 2014-12-16 |
| 8723753 | Antenna device and communication terminal apparatus | Noboru Kato, Satoshi Ishino, Kenichi Ishizuka | 2014-05-13 |
| 8254437 | Transmitting apparatus, receiving apparatus and communication system | Suguru Fujita, Masahiro Mimura, Kazuaki Takahashi, Yoshinori Kunieda | 2012-08-28 |
| 8098203 | Antenna and communication device having the same | — | 2012-01-17 |
| 8081128 | Antenna device and wireless communication apparatus | — | 2011-12-20 |
| 7940841 | Modulating circuit, transmitting apparatus using the same, receiving apparatus and communication system | Masahiro Mimura, Kazuaki Takahashi, Suguru Fujita, Yoshinori Kunieda | 2011-05-10 |
| 7881400 | Pulse modulation type transmitter apparatus and pulse modulation type receiver apparatus | Suguru Fujita, Masahiro Mimura, Kazuaki Takahashi, Yoshinori Kunieda | 2011-02-01 |
| 7822159 | Master side communication apparatus and slave side communication apparatus | Suguru Fujita, Masahiro Mimura, Kazuaki Takahashi, Yoshinori Kunieda | 2010-10-26 |
| 7630460 | Impulse radio communication device | Masahiro Mimura, Kazuaki Takahashi, Suguru Fujita, Yoshinori Kunieda | 2009-12-08 |
| 4898207 | Oil relief valve for lubrication systems for internal combustion engines | Shigeru Nishimura | 1990-02-06 |
| 4722306 | Valve gear for four-cycle engine | Tetsuzo Fujikawa, Makizo Hirata, Shinichi Tamba | 1988-02-02 |
| 4716861 | 4-Cycle engine | Tetsuzo Fujikawa, Shinichi Tamba | 1988-01-05 |
| 4697557 | V-type internal combustion engine | Shinichi Tamba | 1987-10-06 |