Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7153613 | Process for the fabrication of a phase mask for optical fiber processing, optical fiber-processing phase mask, optical fiber with a Bragg grating, and dispersion compensating device using the optical fiber | Masaaki Kurihara, Tetsuro Komukai, Tetsuro Inui | 2006-12-26 |
| 7070907 | Substrate having character/symbol section and processing method of character/symbol section | Masaaki Kurihara | 2006-07-04 |
| 6876792 | Phase mask for forming diffraction grating, and optical fiber and optical waveguide having diffraction grating duplicated using the phase mask | Masaaki Kurihara, Tetsuro Komukai, Tetsuro Inui | 2005-04-05 |