Issued Patents All Time
Showing 51–75 of 133 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8000316 | IP telephone apparatus, ENUM server, terminal apparatus and IP telephone system | Akira Miyajima | 2011-08-16 |
| 7990560 | IP communication apparatus, IP communication system, and data transmission method thereof | Yoshihiro Noguchi | 2011-08-02 |
| 7957367 | IP telephone apparatus, ENUM server, and calling method via the internet | Akira Miyajima | 2011-06-07 |
| 7957366 | IP telephone system, IP telephone apparatus and calling method | Yasuhito Kaizawa, Akira Miyajima | 2011-06-07 |
| 7944912 | IP telephone system and calling method | Akira Miyajima | 2011-05-17 |
| 7885252 | IP telephone apparatus | Akira Miyajima | 2011-02-08 |
| 7790914 | Method for dimethyl carbonate synthesis | Hiroyuki Osora, Yoshio Seiki, Toshinobu Yasutake, Masaki Iijima, Akira Oguchi | 2010-09-07 |
| 7778238 | IP telephone apparatus | Akira Miyajima | 2010-08-17 |
| 7756113 | IP terminal apparatus | Akira Miyajima | 2010-07-13 |
| 7751386 | IP telephone apparatus, ENUM server, IP telephone system and method for deleting terminal information | Akira Miyajima | 2010-07-06 |
| 7729341 | IP telephone apparatus and system having automatic registration | Akira Miyajima | 2010-06-01 |
| 7715367 | IP telephone system, IP telephone apparatus and communications method | Toshiko Nishida, Akira Miyajima, Kentaro Tada, Kiyoshi Toyoda | 2010-05-11 |
| 7674742 | Catalyst for dimethyl carbonate synthesis | Hiroyuki Osora, Yoshio Seiki, Toshinobu Yasutake, Masaki Iijima, Akira Oguchi | 2010-03-09 |
| 7653049 | IP telephone system, IP telephone apparatus and calling method | Akira Miyajima | 2010-01-26 |
| 7620036 | IP telephone system and calling method | Akira Miyajima | 2009-11-17 |
| 7605285 | Method and device for manufacturing dimethyl carbonate | Hiroyuki Osora, Yoshio Seiki, Masaki Iijima | 2009-10-20 |
| 7602767 | IP communication method, IP terminal apparatus, ENUM server and IP communication system | Akira Miyajima | 2009-10-13 |
| D601662 | Expansion valve | Takashi Mogi, Eiji Fukuda | 2009-10-06 |
| 7571543 | Method of manufacturing a retainer for a roller bearing | Toshio Nakamura, Keiichi Horino, Yoshiro Ide | 2009-08-11 |
| 7521032 | Method for removing mercury in exhaust gas | Shintaro Honjo, Kozo Iida, Susumu Okino, Kenichi Okada, Naoyuki Kamiyama +3 more | 2009-04-21 |
| 7508819 | Internet telephone, server apparatus, calling method, and internet telephone system | Akira Miyajima | 2009-03-24 |
| 7470348 | Separator for producing aromatic carboxylic acids | Yoshio Seiki, Yoshiyuki Takeuchi, Hiroyuki Osora, Keiichi Akimoto, Noritaka Matsumoto +2 more | 2008-12-30 |
| 7373788 | Expansion valve | Eiji Fukuda, Kazuhiko Watanabe, Masamichi Yano, Makoto Sudo | 2008-05-20 |
| 7284405 | Pressure controlled fluid pressure extrusion method | Hisanobu Kanamaru | 2007-10-23 |
| 7286254 | Communication control apparatus and method of converting between facsimile and e-mail transmissions | Kazuyoshi Koreeda, Asahiro Onuma, Yuuji Takemoto | 2007-10-23 |