Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469823 | Optical wavelength converter and optical wavelength division multiplexing communication system using the same | Hideyuki Kikuchi, Satoshi Fukutomi | 2002-10-22 |
SI
Sunao Itou
Overall (2002): #111,090 of 266,432Top 45%
1
Patents 2002