Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6943931 | Ultra-high linearized optical modulator | — | 2005-09-13 | |
| 6766074 | Demultiplexer/multiplexer with a controlled variable path length device | Shamino Wang | 2004-07-20 | $19,019,000 |
| 6597841 | Multi-output arrayed waveguide grating demultiplexer | — | 2003-07-22 | $32,394,000 |
| 6304689 | General multi-function optical filter | Masayuki Izutsu | 2001-10-16 |