Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8111955 | Optical chip for arrayed waveguide grating type optical multiplexer/demultiplexer circuit, waveguide substrate, and method for fabricating optical chip for arrayed waveguide grating type optical multiplexer/demultiplexer circuit | Yuji Moriya, Takamitsu Masuda | 2012-02-07 |