Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6621962 | Optical waveguide device integrated module and method of manufacturing the same | Yasuo Kitaoka, Kazuhisa Yamamoto | 2003-09-16 |
| 6614966 | Optical waveguide device integrated module and method of manufacturing the same | Yasuo Kitaoka, Kazuhisa Yamamoto | 2003-09-02 |
| 6599667 | Halftone phase shift photomask and blank for halftone phase shift photomask | Satoshi Yusa, Shigeki Sumida, Toshiaki Motonaga, Yoshinori Kinase, Hiro-o Nakagawa +3 more | 2003-07-29 |
| 6519077 | OPTICAL WAVEGUIDE, OPTICAL WAVELENGTH CONVERSION DEVICE, METHOD FOR PRODUCING THE SAME, SHORT WAVELENGTH LIGHT GENERATION APPARATUS USING THE SAME, OPTICAL INFORMATION PROCESSING APPARATUS USING THE SAME, COHERENT LIGHT GENERATION APPARATUS USING THE SAME, AND OPTICAL SYSTEM USING THE SAME | Kiminori Mizuuchi, Kazuhisa Yamamoto, Yasuo Kitaoka | 2003-02-11 |