Issued Patents All Time
Showing 51–72 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5764197 | Chip antenna | Harufumi Mandai, Koji Shiroki, Kenji Asakura | 1998-06-09 |
| 5764198 | Chip antenna | Harufumi Mandai, Seiji Kanba, Kenji Asakura | 1998-06-09 |
| 5691732 | Surface mounted chassis antenna atop dielectric base plate and having removable edge portions for tuning resonance | Mitsuhide Kato | 1997-11-25 |
| 5668511 | Low-pass filter | Koji Furutani, Mitsuhide Kato | 1997-09-16 |
| 5656874 | High-frequency component and high-frequency circuit | Mitsuhide Kato, Koji Furutani | 1997-08-12 |
| 5642083 | High-frequency switch | Mitsuhide Kato | 1997-06-24 |
| 5627551 | Antennas for surface mounting and method of adjusting frequency thereof | Toshifumi Oida | 1997-05-06 |
| 5585810 | Antenna unit | Harufumi Mandai | 1996-12-17 |
| 5537123 | Antennas and antenna units | Harufumi Mandai | 1996-07-16 |
| 5532658 | Mounting structure for electronic component | Ken Tonegawa, Harufumi Mandai, Mitsuhide Katou, Koji Furutani | 1996-07-02 |
| 5530919 | Mobile communicator with means for attenuating transmitted output toward the user | Harufumi Mandai | 1996-06-25 |
| 5519364 | High-frequency switch | Mitsuhide Kato, Koji Furutani | 1996-05-21 |
| 5510802 | Surface-mountable antenna unit | Hisatake Okamura, Harufumi Mandai, Mitsuhide Kato, Ken Tonegawa | 1996-04-23 |
| 5404118 | Band pass filter with resonator having spiral electrodes formed of coil electrodes on plurality of dielectric layers | Hisatake Okamura, Tetsuo Taniguchi, Ken Tonegawa | 1995-04-04 |
| 5382927 | Band-pass filter having two looped-shaped electrodes | Hisatake Okamura, Masahiro Kasahara, Tetsuo Taniguchi | 1995-01-17 |
| 5140497 | Composite electronic component and frequency adjustment method of the same | Noboru Kato, Emiko Nogome, Hisatake Okamura, Tetsuo Taniguchi, Ken Tonegawa | 1992-08-18 |
| 5105176 | Dielectric resonator and a manufacturing method thereof | Hisatake Okamura, Tetsuo Taniguchi, Ken Tonegawa | 1992-04-14 |
| 5075650 | Bandpass filter | Hisatake Okamura, Tetsuo Taniguchi, Ken Tonegawa | 1991-12-24 |
| 4918570 | Electronic component and its production method | Hisatake Okamura, Tetsuo Taniguchi | 1990-04-17 |
| 4916582 | Electronic component and its production method | Hisatake Okamura, Tetsuo Taniguchi | 1990-04-10 |
| 4894629 | Bandpass filter having magnetically coupled resonators | Hisatake Okamura, Masahiko Kawaguchi | 1990-01-16 |
| 4754242 | Resonator | Hisatake Okamura, Masahiko Kawaguchi | 1988-06-28 |