Issued Patents All Time
Showing 26–50 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7176913 | Drive circuit for flat display apparatus and flat display apparatus | Masanori Yamaguchi | 2007-02-13 |
| 7154763 | Push-pull switching power converter | Hiroshi Ogawa | 2006-12-26 |
| 7073443 | Method for preparing proof for plate printing, and recording medium | Isao Gotoh, Nobuyuki Yokota, Hiroyuki Fujii, Motoi Kamba | 2006-07-11 |
| 7019986 | Power conversion apparatus and dead time generator | Kenji Yokoyama, Hiroshi Ogawa | 2006-03-28 |
| 6979384 | Method and system for removing metal wires in tire through induction heating | Kazuo Yasue | 2005-12-27 |
| 6958663 | In-band group delay equalizer and distortion compensation amplifier | Toru Eihama, Makoto Matsudaira | 2005-10-25 |
| 6914499 | Conductive cover for dielectric filter, dielectric filter, dielectric duplexer, and communication apparatus | Yukihiro Kitaichi, Takashi Maruyama | 2005-07-05 |
| 6885261 | Dielectric filter, antenna sharing device, and communication device having a voltage controlled reactance element for tuning the center frequency | Masayuki Atokawa, Hirofumi Miyamoto, Hajime Suemasa, Kikuo Tsunoda | 2005-04-26 |
| 6744318 | Digital power amplifier | Kenji Yokoyama | 2004-06-01 |
| 6694601 | Method of adjusting characteristics of dielectric filter | Haruo Matsumoto, Yukihiro Kitaichi, Tadahiro Yorita, Hideyuki Kato, Tatsuya Tsujiguchi +2 more | 2004-02-24 |
| 6590475 | Filter, antenna duplexer, and communication apparatus incorporating the same | Kikuo Tsunoda, Masayuki Atokawa, Hirofumi Miyamoto, Hajime Suemasa | 2003-07-08 |
| 6522220 | Frequency variable filter, antenna duplexer, and communication apparatus incorporating the same | Kikuo Tsunoda, Masayuki Atokawa, Hirofumi Miyamoto, Hajime Suemasa | 2003-02-18 |
| 6466109 | Dielectric filter having non-conductive adjusting regions | Haruo Matsumoto, Yukihiro Kitaichi, Tadahiro Yorita, Hideyuki Kato, Tatsuya Tsujiguchi +2 more | 2002-10-15 |
| 6441619 | Remaining charge detection device for power storage unit | Kazuhiro Araki, Naoki Maruno | 2002-08-27 |
| 6401328 | Manufacturing method of dielectric filter having a pattern electrode disposed within a dielectric body | Haruo Matsumoto, Tadahiro Yorita, Hideyuki Kato, Yukihiro Kitaichi, Hisashi Mori +1 more | 2002-06-11 |
| 6400238 | Dielectric filter having side surface indentation | Haruo Matsumoto, Yukihiro Kitaichi, Tadahiro Yorita, Hideyuki Kato, Tatsuya Tsujiguchi +2 more | 2002-06-04 |
| 6353374 | Dielectric filter with recessed end surface | Haruo Matsumoto, Yukihiro Kitaichi, Tadahiro Yorita, Hideyuki Kato, Tatsuya Tsujiguchi +2 more | 2002-03-05 |
| 6313720 | Dielectric resonator device having resonator electrodes with gaps | Yukihiro Kitaichi | 2001-11-06 |
| 6307448 | Frequency-variable-type filter, antenna duplexer, and communication apparatus | Masayuki Atokawa | 2001-10-23 |
| 6288620 | Antenna-duplexer and communication apparatus | Masayuki Atokawa, Kikuo Tsunoda | 2001-09-11 |
| 6223279 | Single chip microcomputer having a dedicated address bus and dedicated data bus for transferring register bank data to and from an on-line RAM | Akira Nishimura, Sunao Ogawa, Akira Kanuma | 2001-04-24 |
| 6087910 | Dielectric filter having stepped resonators with non-conductive gap | Haruo Matsumoto, Yukihiro Kitaichi, Tadahiro Yorita, Hideyuki Kato, Hisashi Mori | 2000-07-11 |
| 6081908 | Test method of one chip micro-computer and one chip micro-computer for conducting the test | — | 2000-06-27 |
| 6078230 | Characteristic adjusting method for dielectric filter using a grinding tool | Haruo Matsumoto, Yukihiro Kitaichi, Tadahiro Yorita, Hideyuki Kato, Tatsuya Tsujiguchi +2 more | 2000-06-20 |
| 6069542 | Dielectric filter having resonator electrodes, shield electrodes, and coupling electrodes disposed within a dielectric body | Haruo Matsumoto, Tadahiro Yorita, Hideyuki Kato, Yukihiro Kitaichi, Hisashi Mori +1 more | 2000-05-30 |