Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465858 | Semiconductor device package for optical communication device | Hiroyuki Asakura | 2002-10-15 |
| 6452706 | FM signal optical transmission apparatus and FM signal optical reception apparatus | Hiroyuki Asakura | 2002-09-17 |
| 6445857 | Optical waveguide part, its manufacturing method, connection member, optical part, method for connecting optical waveguide part, and optical element | Tsuguhiro Korenaga, Hiroyuki Asakura, Mikihiro Shimada | 2002-09-03 |
| 6430340 | Wavelength tunable filter device | Hiroyuki Asakura | 2002-08-06 |