Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11469758 | High frequency switch | Isao Sakakida, Kensuke NAKAJIMA | 2022-10-11 |
| 9287960 | Radio communication apparatus, transmitter, and radio communication method | Kenichi Maruhashi, Kenichi Hosoya | 2016-03-15 |
| 8975725 | Bias circuit and method of manufacturing the same | Yasuhiro Hamada, Kenichi Maruhashi | 2015-03-10 |
| 8862080 | Phase shifter and method for controlling same, and radio communication device with array antenna | — | 2014-10-14 |
| 8736336 | Phase shifter having transistor of which impedance is changeable according to phase control amount | — | 2014-05-27 |
| 8665989 | Phase shifter, wireless communication apparatus, and phase control method | — | 2014-03-04 |
| 8185645 | Content delivery system using wireless portable terminal and delivery method therefor | Kenichi Maruhashi | 2012-05-22 |
| 8076993 | Balun circuit and integrated circuit device | Yasuhiro Hamada, Kenichi Maruhashi, Masaharu Ito, Masahiro Tanomura, Naoyuki Orihashi | 2011-12-13 |
| 8045580 | Band control method and communication apparatus | Yasuhiro Hamada, Keiichi Ohata, Kenichi Maruhashi, Takao Morimoto, Masaharu Ito | 2011-10-25 |
| 7764941 | Radio communications apparatus | Kenichi Maruhashi | 2010-07-27 |
| 7378925 | Dielectric resonator, dielectric resonator frequency adjusting method, and dielectric resonator integrated circuit | Masaharu Ito, Kenichi Maruhashi, Keiichi Ohata | 2008-05-27 |
| 6614046 | Nuclear spin control device | Hideo Ohno, Yuzo Ohno | 2003-09-02 |