Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6934557 | Portable type radio equipment | Shu-ichi Sekine, Takayoshi Itoh, Naoko Ono, Keiichi Yamaguchi, Hiroyuki Kayano +4 more | 2005-08-23 |
| 6455880 | Microwave semiconductor device having coplanar waveguide and micro-strip line | Naoko Ono, Keiichi Yamaguchi, Junko Onomura, Eiji Takagi | 2002-09-24 |
| 6263193 | Microwave transmitter/receiver module | Keiichi Yamaguchi, Mitsuo Konno | 2001-07-17 |
| 5914536 | Semiconductor device and soldering portion inspecting method therefor | Yasushi Shizuki, Naoko Ono, Kunio Yoshihara, Masayuki Saito, Hiroshi Yamada +1 more | 1999-06-22 |
| 5898909 | Ultra high frequency radio communication apparatus | Kunio Yoshihara, Kouhei Morizuka, Mitsuo Konno, Yasuo Ashizawa, Junko Akagi +6 more | 1999-04-27 |
| 5818113 | Semiconductor device | Yasushi Shizuki, Hiroshi Yamada, Takashi Togasaki, Kunio Yoshihara | 1998-10-06 |
| 5764119 | Wiring board for high-frequency signals and semiconductor module for high-frequency signals using the wiring board | Takeshi Miyagi, Yasushi Shizuki, Kunio Yoshihara, Masayuki Saito, Kazuhito Higuchi +2 more | 1998-06-09 |
| 5694030 | Magnetic element for power supply and DC-to-DC converter | Toshiro Sato, Kunio Matsukura, Isamu Yanase, Tetsuhiko Mizoguchi, Yuji Ide +3 more | 1997-12-02 |
| 5631809 | Semiconductor device for ultrahigh frequency band and semiconductor apparatus including the semiconductor device | Eiji Takagi, Naoko Ono | 1997-05-20 |
| 5614141 | Method of manufacturing laminated films | Katsuhiko Sumida, Masahiko Suzuki | 1997-03-25 |
| 5583424 | Magnetic element for power supply and dc-to-dc converter | Toshiro Sato, Kunio Matsukura, Isamu Yanase, Tetsuhiko Mizoguchi, Yuji Ide +3 more | 1996-12-10 |
| 5405565 | Method of manufacturing laminated films | Katsuhiko Sumida, Masahiko Suzuki | 1995-04-11 |
| 5364669 | Composite films | Katsuhiko Sumida, Masahiko Suzuki | 1994-11-15 |
| 4948844 | Process for preparation of perfluorinated copolymer | Akihiko Nakahara, Kouichi Murata | 1990-08-14 |
| 4680355 | Process for preparation of fluorine containing polymer films | Akihiko Nakahara, Kuniaki Takata | 1987-07-14 |
| 4396895 | Multiple resonant electromechanical filters using edge-mode vibration of a long piezoelectric plate | Hiroshi Shimizu, Hiroshi Watanabe | 1983-08-02 |