Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |