Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7929209 | Optical element and method of manufacturing optical element with each of first and second layers having a repetition structure | Jun Sakamoto, Junji Terada, Kazuhiro Arai | 2011-04-19 |
| 7869532 | Cellular communication system and a method of operation therefor | Hiroshi Hayashi | 2011-01-11 |