Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12368224 | Directional coupler | Kenta Seki, Daisuke Tokuda, Ryangsu Kim, Katsuya Shimizu, Kazuhito OSAWA | 2025-07-22 |
| 12272853 | Directional coupler | Daisuke Tokuda | 2025-04-08 |
| 11894597 | Directional coupler and electronic component module | Daisuke Tokuda | 2024-02-06 |
| 11699983 | Directional coupler | Daisuke Tokuda, Ryangsu Kim, Katsuya Shimizu | 2023-07-11 |
| 11600895 | Directional coupler | Daisuke Tokuda | 2023-03-07 |
| 11509034 | Directional coupler | Kenta Seki, Daisuke Tokuda, Ryangsu Kim, Katsuya Shimizu, Kazuhito OSAWA | 2022-11-22 |
| 11456517 | Directional coupler | Kenta Seki, Daisuke Tokuda, Ryangsu Kim, Katsuya Shimizu, Kazuhito OSAWA | 2022-09-27 |
| 11362634 | Filter module and high frequency module | Hisanori MURASE, Naru MORITO, Hiromichi KITAJIMA, Ryangsu Kim, Kenta Seki | 2022-06-14 |
| 11309617 | Directional coupler | Daisuke Tokuda | 2022-04-19 |
| 10964996 | Bidirectional coupler | Ryangsu Kim, Katsuya Shimizu, Daisuke Tokuda, Mikiko Fukasawa | 2021-03-30 |
| 10461392 | Bidirectional coupler, monitor circuit, and front end circuit | Ryangsu Kim | 2019-10-29 |
| 10461393 | Bidirectional coupler, monitor circuit, and front-end circuit | Ryangsu Kim | 2019-10-29 |
| 10009059 | High frequency module | Hayato Nakamura, Eigo Tange, Tadashi Matsuoka | 2018-06-26 |
| 9444512 | Semiconductor device and high-frequency module | Eigo Tange, Shigeki Koya, Akishige Nakajima | 2016-09-13 |
| 9413415 | High frequency module | Hayato Nakamura, Eigo Tange, Tadashi Matsuoka | 2016-08-09 |
| 9014654 | Semiconductor apparatus | Tsutomu Kobori, Shigeki Koya, Akishige Nakajima | 2015-04-21 |
| 8868008 | Switch circuit for controlling a connection between an antenna and an external circuit | Satoshi Tanaka, Tadashi Matsuoka, Masanori Iijima | 2014-10-21 |
| 8824974 | Semiconductor integrated circuit device and radio frequency module | Akishige Nakajima, Takashi Ogawa, Shinnichirou Takatani, Shinya Osakabe, Tomoyuki Ishikawa | 2014-09-02 |
| 8676132 | Semiconductor integrated circuit, RF module using the same, and radio communication terminal device using the same | Shigeki Koya, Shinichiro Takatani, Takashi Ogawa, Akishige Nakajima | 2014-03-18 |
| 8385847 | Switching element, antenna switch circuit and radio frequency module using the same | Takashi Ogawa, Shinichiro Takatani, Shigeki Koya, Hiroyuki Takazawa, Shinya Osakabe +1 more | 2013-02-26 |
| 8335479 | Semiconductor integrated circuit, RF module using the same, and radio communication terminal device using the same | Shigeki Koya, Shinichiro Takatani, Takashi Ogawa, Akishige Nakajima | 2012-12-18 |
| 8330524 | Semiconductor integrated circuit and high frequency module with the same | Kaoru Katoh, Shigeki Koya, Shinichiro Takatani, Akishige Nakajima, Takashi Ogawa | 2012-12-11 |
| 8200167 | Semiconductor integrated circuit, RF module using the same, and radio communication terminal device using the same | Shigeki Koya, Shinichiro Takatani, Takashi Ogawa, Akishige Nakajima | 2012-06-12 |
| 8169008 | Semiconductor device | Masao Yamane, Atsushi Kurokawa, Shinya Osakabe, Eigo Tange, Hiroyuki Takazawa | 2012-05-01 |
| 8159282 | Semiconductor integrated circuit and high frequency module with the same | Kaoru Katoh, Shigeki Koya, Shinichiro Takatani, Akishige Nakajima, Takashi Ogawa | 2012-04-17 |