Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690248 | Nonreciprocal circuit device including ports having different characteristic impedances and communication apparatus including same | — | 2004-02-10 |
| 6677537 | Nonreciprocal circuit device and mounting structure of the same | — | 2004-01-13 |
| 6657513 | Nonreciprocal circuit device and communication apparatus including the same | — | 2003-12-02 |
| 6639500 | Nonreciprocal circuit device and communication apparatus | Toshihiro Makino, Hiroki Dejima, Toshihiro Yamamoto | 2003-10-28 |
| 6597257 | Nonreciprocal circuit device and communication apparatus incorporating same | Takashi Hasegawa | 2003-07-22 |
| 6583681 | Nonreciprocal circuit device with vertical capacitors above half thickness of the ferrite | Toshihiro Makino, Takahiro Jodo, Takashi Hasegawa, Masakatsu Mori | 2003-06-24 |
| 6549086 | Nonreciprocal circuit device with a balanced port and communication device incorporating the same | — | 2003-04-15 |
| 6469588 | Nonreciprocal device with solder resist film on the ground terminal | Toshihiro Makino, Hiroki Dejima, Takashi Hasegawa, Masakatsu Mori, Takahiro Jodo | 2002-10-22 |
| 6420941 | Nonreciprocal circuit device | Takekazu Okada, Toshihiro Makino, Akihito Masuda | 2002-07-16 |
| 6222425 | Nonreciprocal circuit device with a dielectric film between the magnet and substrate | Takekazu Okada, Toshihiro Makino, Takashi Hasegawa | 2001-04-24 |
| 6087905 | Nonreciprocal circuit device having a low-pass filter formed on a spacer | Toshihiro Makino, Takashi Hasegawa | 2000-07-11 |
| 6037844 | Nonreciprocal circuit device | Toshihiro Makino, Akihito Masuda | 2000-03-14 |
| 6020793 | Non-reciprocal circuit device | Toshihiro Makino | 2000-02-01 |
| 5994974 | Isolator comprising three central conductors intersecting each other at predetermined angles | Toshihiro Makino, Hiroki Dejima | 1999-11-30 |
| 5945887 | Nonreciprocal circuit device and composite electronic component | Toshihiro Makino, Akihito Masuda, Yoshihiko Ashida | 1999-08-31 |
| 5923224 | Nonreciprocal circuit device | Toshihiro Makino | 1999-07-13 |
| 5896563 | Transmitting and receiving switch comprising a circulator and an automatic changeover switch which includes an impedance circuit | Takashi Hasegawa | 1999-04-20 |
| 5774024 | Microwave non-reciprocal circuit element | Hiroshi Marusawa, Takehiro Konoike, Kunisaburo Tomono, Takashi Hasegawa | 1998-06-30 |
| 5662754 | Method of making a high frequency non-reciprocal circuit element | Hiroshi Marusawa, Takehiro Kounoike, Kunisaburo Tomono | 1997-09-02 |
| 5498999 | High-frequency use non-reciprocal circuit element | Hiroshi Marusawa, Takehiro Konoike, Kunisaburo Tomono | 1996-03-12 |
| 5419947 | Non-reciprocal circuit elements | Hiroki Dejima, Takahiro Joudo, Keiji Okamura, Takashi Hasegawa, Katsuyuki Ohara | 1995-05-30 |
| 5379004 | High frequency-use non-reciprocal circuit element | Hiroshi Marusawa, Takehiro Kounoike, Kunisaburo Tomono | 1995-01-03 |
| 5159294 | Non-reciprocal circuit element | Youhei Ishikawa, Takekazu Okada, Keiji Okamura | 1992-10-27 |