Issued Patents All Time
Showing 51–75 of 96 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7696648 | Incoming current suppression device | Sadayuki Kinoshita, Kenji Kamei, Tomohito Mori | 2010-04-13 |
| 7539510 | Communication apparatus and portable telephone | Junichi Toyoda, Katsumi Okayama, Sakan Iwashita, Yoshiki Kanayama | 2009-05-26 |
| 7465106 | Optical receptacle | Tsuyoshi Tanaka, Toshiyuki Matsumoto | 2008-12-16 |
| 7259947 | Phase control switching device | Sadayuki Kinoshita, Haruhiko Kohyama, Kenji Kamei | 2007-08-21 |
| 7095139 | Transformer inrush current elimination system | Hiroyuki Tsutada, Takashi Hirai, Haruhiko Kohyama | 2006-08-22 |
| 6947000 | Antenna device and portable radio communication device | — | 2005-09-20 |
| 6743177 | Puncturing needle guide, ultrasonic probe, and ultrasound imaging apparatus | — | 2004-06-01 |
| 6723422 | Composite reverse osmosis membrane and process for preparing the same | Masahiko Hirose, Tomomi Ohara | 2004-04-20 |
| 6633257 | Antenna element, adaptive antenna apparatus, and radio communication apparatus | — | 2003-10-14 |
| 6507318 | Antenna apparatus and portable communication apparatus | Katsumi Okayama | 2003-01-14 |
| 6493203 | Phase control switch apparatus | Masaki Hiratsuka, Haruhiko Kohyama | 2002-12-10 |
| 6469670 | Antenna device and portable radio communication device | — | 2002-10-22 |
| 6454942 | Liquid separation membrane module | Takuji Shintani, Masahiko Hirose, Masaaki Ando | 2002-09-24 |
| 6456248 | Antenna device and portable wireless communication apparatus | — | 2002-09-24 |
| 6392390 | Synchronous switching apparatus for use with a multiple phase power system | Haruhiko Kohyama, Mikio Hidaka | 2002-05-21 |
| 6386984 | Amusement facilities, vehicles for amusement facilities, and display for amusement facilities | Yoshiteru Hara, Kenichiro Hayashi, Kazuhide Arai, Tatsuya Kono, Hiroshi Uemura | 2002-05-14 |
| 6366247 | Antenna device and portable radio set | Masatoshi Sawamura | 2002-04-02 |
| 6362792 | Antenna apparatus and portable radio set | Masatoshi Sawamura, Yoshiki Kanayama | 2002-03-26 |
| 6229485 | Antenna device | Masatoshi Sawamura, Yuichiro Saito | 2001-05-08 |
| 6172863 | Phase control switching system | Haruhiko Kohyama, Mikio Hidaka | 2001-01-09 |
| 6075487 | Portable telephone and antenna device | — | 2000-06-13 |
| 6052567 | Portable radio apparatus with coaxial antenna feeder in microphone arm | Seijiro Ishizuka | 2000-04-18 |
| 6031493 | Antenna for two frequency bands | Shinichiro Tsuda, Yoshiki Kanayawa, Shinichi Kuroda | 2000-02-29 |
| 6024873 | Highly permeable composite reverse osmosis membrane and a reverse osmosis membrane module using the same | Masahiko Hirose, Tomomi Ohara | 2000-02-15 |
| 5989426 | Osmosis membrane | Masahiko Hirose, Kazuo Tanaka | 1999-11-23 |