Issued Patents 2011
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8041232 | Optical transmitter and control method thereof | Akio Tajima, Seigo Takahashi, Wakako Maeda | 2011-10-18 |
| 8041039 | Secret communications system and channel control method | Akio Tajima, Wakako Maeda, Seigo Takahashi | 2011-10-18 |
| 8009984 | Method and apparatus for measuring optical power of very weak light, and optical communication system using the same | Wakako Maeda, Akio Tajima, Seigo Takahashi | 2011-08-30 |
| 7994258 | Hyperbranched polymer having nitroxyl group | Noboru Koga, Satoru Karasawa, Hiroyuki Hayashi, Keisuke Odoi | 2011-08-09 |
| 7979872 | Lens actuator, optical pickup device, and optical recording and reproducing apparatus | — | 2011-07-12 |
| 7974540 | Communication system and communication method using the same | Akihisa Tomita, Kazuo Nakamura, Akio Tajima, Yoshihiro Nanbu, Shuuji Suzuki +3 more | 2011-07-05 |
| 7970060 | Contents generator and method | Koichiro Yamaguchi, Hideki Kagemoto, Yoshihisa Terada | 2011-06-28 |
| D638361 | Electrical connector | Daisuke Sasaki, Junichi Arai | 2011-05-24 |
| 7934132 | Communication system and method for controlling the same | Akio Tajima, Seigo Takahashi, Wakako Maeda | 2011-04-26 |
| 7933905 | Universal-hash-function-family calculation unit and shared-key generation system | Satoshi Obana | 2011-04-26 |
| 7919995 | Load controller | Hiroo Yabe, Tsuyoshi Uchikura, Tatsumi Tashiro, Masahiro Kasai | 2011-04-05 |
| 7907850 | Optical communication device and quantum key distribution system using the same | Akio Tajima, Seigo Takahashi, Wakako Maeda | 2011-03-15 |
| 7893581 | Motor module | Tetsuya Miura, Hirotatsu Ihara, Takamasa Takeuchi, Masamitsu Senoo, Takafumi Koshida +1 more | 2011-02-22 |