Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10473856 | Optical branching/coupling device and optical transmission/reception module | Hiroyuki Fujiwara, Masaru Sasaki, Kaoru Torii, Ren Watanabe, Tadahisa Iikubo | 2019-11-12 |
| 8167629 | Electronic device | Dai Ito, Takayoshi Honda | 2012-05-01 |
| 7069045 | Seamless integrated network system for wireless communication systems | Gang Wu, Yoshihiro Hase, Paul Havinga | 2006-06-27 |
| 6442146 | Time-division multiple-access communication system | Tetsuo Onodera, Hiroshi Usami, Akihiro Shibuya, Eimatsu Moriyama, Kiyoshi Hamaguchi +2 more | 2002-08-27 |