Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7043105 | Optical circuit assembly and substrate assembly | — | 2006-05-09 |
| 6996301 | Optical module and fiber sheet | Osamu Saito, Shizuo Ishijima, Hideaki Miyata, Hideaki Terauchi | 2006-02-07 |
| 6978072 | Rare-earth doped optical fiber module and manufacturing method therefor | — | 2005-12-20 |
| 6968097 | Fiber sheet and manufacturing method therefor | Osamu Saito, Shizuo Ishijima, Hideaki Miyata, Hideaki Terauchi | 2005-11-22 |
| 6890109 | Optical fiber splicer and optical fiber splicing method | Osamu Saito, Shizuo Ishijima, Hideaki Terauchi, Manabu Tabata, Yoshinori Kanai +1 more | 2005-05-10 |
| 6350065 | Optical fiber splicing mechanism, optical fiber structure, and optical fiber splicing method | — | 2002-02-26 |
| 6217204 | Optical fiber assembly and light amplification coupler having rare earth doped light amplification medium and related method of making | — | 2001-04-17 |
| 5711782 | Process for fabricating an optical fiber preform | Kouji Okamura | 1998-01-27 |
| 5496390 | Method of manufacturing an optical module for wavelength division multiplex optical transmission with regulation of the coupling ratio and coupling length | Koji Okamura | 1996-03-05 |
| 5454057 | Method for fabricating star coupler for interconnecting optical fibers and a star coupler | Koji Okamura | 1995-09-26 |
| 5420949 | Polarization-splitting fiber coupler and method of making same | Koji Okamura | 1995-05-30 |
| 5381262 | Planar wave guide type optical amplifier | Koji Okamura | 1995-01-10 |
| 5299276 | Waveguide type optical device and method for manufacturing the same | Koji Okamura | 1994-03-29 |
| 5284500 | Process for fabricating an optical fiber preform | Kouji Okamura | 1994-02-08 |
| 5071212 | Optical fiber polarizer and process of production thereof | Akitoshi Mesaki, Norio Suzuki, Kouji Okamura, Shinya Inagaki | 1991-12-10 |
| 5023447 | Photo-semiconductor module employing semi-spherical lens to enhance detection | Takayuki Masuko, Akira Okamoto, Kaoru Moriya, Koji Okamura | 1991-06-11 |