Issued Patents All Time
Showing 1–25 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12348209 | Filter, filter module, and electronic device | Kenichi Ishizuka, Kentaro Mikawa | 2025-07-01 |
| 12288119 | Coil component | Kenichi Ishizuka | 2025-04-29 |
| 12154707 | Electronic component | — | 2024-11-26 |
| 12154714 | Multi-terminal chip inductor | Kenichi Ishizuka | 2024-11-26 |
| 12106880 | Circuit element | Kenichi Ishizuka | 2024-10-01 |
| 11838043 | Filter circuit module, filter circuit element, filter circuit, and communication apparatus | Kenichi Ishizuka | 2023-12-05 |
| 11811381 | Filter element | Kenichi Ishizuka | 2023-11-07 |
| 11789215 | Optical connector and optical connecting structure | Norio Sato, Hiroshi Ishikawa, Kota Shikama, Atsushi Aratake | 2023-10-17 |
| 11736193 | Optical network, optical transport system, and optical node included therein | Ibrahim Salah, Toshikazu Hashimoto | 2023-08-22 |
| 11290078 | Filter element | — | 2022-03-29 |
| 11059522 | Vehicle battery mounting structure | Makoto Iwasa, Hidetoshi Kadota, Tadayoshi Hashimura, Shinya Ogata | 2021-07-13 |
| 10911260 | Link control circuit | Saki Hatta, Nobuyuki Tanaka | 2021-02-02 |
| 10861709 | Method of evaluating impurity gettering capability of epitaxial silicon wafer and epitaxial silicon wafer | Ryosuke OKUYAMA, Kazunari Kurita | 2020-12-08 |
| 10853959 | Optical inspection tool and method | Yasuhiro Yoshitake, Taiki Murata | 2020-12-01 |
| 10766347 | Vehicle battery mounting structure | Makoto Iwasa, Hidetoshi Kadota, Tadayoshi Hashimura, Nobuhiro Mori, Kentaro Hatta | 2020-09-08 |
| 10602407 | Radio network system | Hiroyuki Uzawa, Yuki Arikawa, Kenji Kawai | 2020-03-24 |
| 10485008 | Scheduling apparatus and method | Yuki Arikawa, Hiroyuki Uzawa, Kenji Kawai | 2019-11-19 |
| 10397133 | Station-side apparatus in optical transmission system and optical transmission system | Saki Hatta, Tomoaki Kawamura, Kenji Kawai, Nobuyuki Tanaka, Namiko Ikeda +2 more | 2019-08-27 |
| 10193630 | Station-side device and optical transmission system | Shoko Ohteru, Namiko Ikeda, Saki Hatta, Nobuyuki Tanaka, Kenji Kawai +5 more | 2019-01-29 |
| 10074830 | Battery housing structure | Kazuhiro Yamada, Masanori Endo | 2018-09-11 |
| 10062501 | ESD protection device and common mode choke coil with built-in ESD protection device | — | 2018-08-28 |
| 9954617 | Station-side apparatus in optical transmission system, optical transmission system, and optical transmission method | Kenji Kawai, Yuki Arikawa, Tomoaki Kawamura, Nobuyuki Tanaka, Naoki Miura | 2018-04-24 |
| 9602212 | Optical communication system, optical communication method, higher-network apparatus, and optical line terminal | Shigeru Kuwano, Jun Terada, Noriko Iiyama, Takeshi Sakamoto, Nobuyuki Tanaka | 2017-03-21 |
| 8928279 | Electric vehicle structure | Kiyohito Sekido | 2015-01-06 |
| 8853996 | Vehicle charging port arrangement | Kiyohito Sekido | 2014-10-07 |