Issued Patents All Time
Showing 26–50 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8090261 | Network system, optical line terminating apparatus, and optical network apparatus | Toshiki Sugawara, Hiroki Ikeda, Tohru Kazawa | 2012-01-03 |
| 8027258 | Communication system and communication apparatus | Masahiko Mizutani, Takayuki Kanno, Takeshi Yasuda | 2011-09-27 |
| 8005362 | Passive optical network system and optical line terminal | Norihiro Sakamoto, Tohru Kazawa | 2011-08-23 |
| 7957647 | Passive optical network system and ranging method | Tohru Kazawa, Masaki Oohira | 2011-06-07 |
| 7952074 | Method and apparatus for inspecting integrated circuit pattern | Hiroyuki Shinada, Mari Nozoe, Haruo Yoda, Kimiaki Ando, Katsuhiro Kuroda +12 more | 2011-05-31 |
| 7936992 | Apparatus of adjusting optical signal transmission timing | Tohru Kazawa, Masaki Ohira, Akihiko Tsuchiya, Yoshinobu Morita | 2011-05-03 |
| 7912373 | Optical multiple transmission method, optical network and optical transmission apparatus | Takashi Mori, Masatoshi Shibasaki | 2011-03-22 |
| 7725031 | Passive optical network system and ranging system thereof | Tohru Kazawa, Masaki Ohira, Norihiro Sakamoto | 2010-05-25 |
| 7711268 | Passive optical network system and ranging system thereof | Tohru Kazawa, Masaki Ohira, Norihiro Sakamoto | 2010-05-04 |
| 7680414 | Passive optical network system and operating method thereof | Tohru Kazawa, Masaki Ohira | 2010-03-16 |
| 7548694 | Apparatus of adjusting optical signal transmission timing | Tohru Kazawa, Masaki Ohira, Akihiko Tsuchiya, Yoshinobu Morita | 2009-06-16 |
| 7512341 | Passive optical network system and ranging system thereof | Tohru Kazawa, Masaki Ohira, Norihiro Sakamoto | 2009-03-31 |
| 7489869 | Passive optical network system and ranging system thereof | Tohru Kazawa, Masaki Ohira, Norihiro Sakamoto | 2009-02-10 |
| 7483506 | Bit synchronization circuit with phase tracking function | Tohru Kazawa, Yoshihiro Ashi | 2009-01-27 |
| 7450090 | Plasma display panel and imaging device using the same | Norihiro Uemura, Keizo Suzuki, Hiroshi Kajiyama, Masayuki Shibata, Yoshimi Kawanami +2 more | 2008-11-11 |
| RE40502 | Plasma display panel and method for manufacturing the same | Yasuhiko Kunii, Masayuki Shibata, Yoshimi Kawanami, Kenichi Yamamoto, Atsushi Yokoyama +4 more | 2008-09-16 |
| 7417444 | Method and apparatus for inspecting integrated circuit pattern | Hiroyuki Shinada, Mari Nozoe, Haruo Yoda, Kimiaki Ando, Katsuhiro Kuroda +12 more | 2008-08-26 |
| 7242015 | Patterned wafer inspection method and apparatus therefor | Hiroyuki Shinada, Hisaya Murakoshi, Masaki Hasegawa, Mari Nozoe, Atsuko Takafuji +4 more | 2007-07-10 |
| 7239813 | Bit synchronization circuit and central terminal for PON systems | Toshihiro Ashi, Tohru Kazawa | 2007-07-03 |
| 7184661 | Transmission equipment for network and network transmission system | Keiji Usuba, Yoshimi Nakagawa, Satoko Araki | 2007-02-27 |
| 7133614 | Optical multiple transmission method, optical network and optical transmission apparatus | Takashi Mori, Masatoshi Shibasaki | 2006-11-07 |
| 7071901 | Plasma display panel and imaging device using the same | Norihiro Uemura, Keizo Suzuki, Hiroshi Kajiyama, Masayuki Shibata, Yoshimi Kawanami +2 more | 2006-07-04 |
| 7026830 | Method and apparatus for inspecting integrated circuit pattern | Hiroyuki Shinada, Mari Nozoe, Haruo Yoda, Kimiaki Ando, Katsuhiro Kuroda +12 more | 2006-04-11 |
| 6979823 | Patterned wafer inspection method and apparatus therefor | Hiroyuki Shinada, Hisaya Murakoshi, Masaki Hasegawa, Mari Nozoe, Atsuko Takafuji +4 more | 2005-12-27 |
| 6871314 | Forward error correcting code encoding equipment, forward error correcting code decoding equipment, and transmission apparatus | Masaki Ohira, Masatoshi Shibasaki, Takashi Mori | 2005-03-22 |