Issued Patents All Time
Showing 25 most recent of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10693387 | Transformer | Hideaki Nakahata, Kenichi Hirotsu, Takashi Ohira, Kyohei Yamada, Daiya Egashira | 2020-06-23 |
| 10519534 | Iron-based amorphous alloy thin strip | Seiji Okabe, Takeshi Imamura | 2019-12-31 |
| 10320305 | Transformer | Kenichi Hirotsu, Hideaki Nakahata, Takashi Ohira, Kyohei Yamada | 2019-06-11 |
| 9712069 | Distributed-constant type transformer for voltage conversion | Hideaki Nakahata, Kenichi Hirotsu, Takashi Ohira, Kyohei Yamada | 2017-07-18 |
| 9154052 | Power inverter circuit having switching elements | Kazuhiro Fujikawa, Satoshi Hatsukawa, Takashi Ohira | 2015-10-06 |
| 9022097 | Method and installation for manufacturing thin metal strip | Minoru Takashima, Seiji Okabe | 2015-05-05 |
| 9007738 | Transistor protection circuit | Kazuhiro Fujikawa, Takashi Ohira, Kazuyuki Wada, Tuya Wuren | 2015-04-14 |
| 8917142 | Switching circuit and envelope signal amplifier | Satoshi Hatsukawa, Kazuhiro Fujikawa, Takashi Tsuno, Takashi Ohira, Kazuyuki Wada +2 more | 2014-12-23 |
| 8878604 | Switching circuit and envelope signal amplifier | Takashi Ohira, Kazuyuki Wada, Mitsutoshi Nakata, Kazushi Sawada, Satoshi Hatsukawa +1 more | 2014-11-04 |
| 8766699 | Switching circuit | Kazuhiro Fujikawa, Takashi Ohira, Kazuyuki Wada, Kazuya Ishioka | 2014-07-01 |
| 8760223 | Switching circuit | Kazuhiro Fujikawa, Takashi Ohira, Kazuyuki Wada, Kazuya Ishioka | 2014-06-24 |
| 8536930 | Switching circuit | Satoshi Hatsukawa, Kazuhiro Fujikawa, Takashi Ohira, Kazuyuki Wada, Tuya Wuren +2 more | 2013-09-17 |
| 6273967 | Low boron amorphous alloy and process for producing same | Kensuke Matsuki, Fumio Kogiku, Masao Yukumoto | 2001-08-14 |
| D396210 | Optical receiver/transmitter module | Takeshi Sekiguchi, Sosaku Sawada, Daisuke Takagi | 1998-07-21 |
| 5765625 | Method and apparatus for manufacturing amorphous metal ribbon | Masao Yukumoto, Kensuke Matsuki, Hitoshi Ogo | 1998-06-16 |
| 5742480 | Optical module circuit board having flexible structure | Sosaku Sawada, Ryoji Sakamoto, Hiromi Kurashima, Daisuke Takagi, Satoshi Ohe +1 more | 1998-04-21 |
| 5723904 | Packaged semiconductor device suitable to be mounted and connected to microstrip line structure board | — | 1998-03-03 |
| 5652425 | Photoelectric conversion module with noise compensation | Sosaku Sawada, Takeshi Sekiguchi | 1997-07-29 |
| 5602501 | Mixer circuit using a dual gate field effect transistor | — | 1997-02-11 |
| 5596665 | Optical module having structure for defining fixing position of sleeve | Hiromi Kurashima, Hisato Takahashi, Ken-ichi Kitayama, Ryoji Sakamoto, Sosaku Sawada +2 more | 1997-01-21 |
| 5499673 | Method of and apparatus for conveying and guiding thin metal strip formed by quenching | Tomohiro Marui, Kiyoshi Shibuya, Toru Sato, Michiharu Ozawa, Masao Yukumoto | 1996-03-19 |
| 5493136 | Field effect transistor and method of manufacturing the same | Ken-ichiro Matsuzaki, Shigeru Nakajima, Nobuhiro Kuwata, Kenji Otobe, Ken Yoshida | 1996-02-20 |
| 5444399 | Mixer circuit | — | 1995-08-22 |
| 5425167 | Method of making a transformer for monolithic microwave integrated circuit | Kenji Otobe | 1995-06-20 |
| 5416660 | Package for microwave device | — | 1995-05-16 |