Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456763 | Arrayed waveguide grating type optical multiplexer/demultiplexer and a method of manufacturing the same | Kazuhisa Kashihara, Kazutaka Nara | 2002-09-24 |
| 6360047 | Optical waveguide circuit and method of fabricating same | Shirou Nakamura | 2002-03-19 |