Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639747 | Signal recording and reproducing method and signal recording and reproducing unit | Hideaki Kondo | 2003-10-28 |
| 6606442 | Optical waveguide component and a method of producing the same | Tsuguhiro Korenaga, Hideo Kurokawa | 2003-08-12 |
| 6597480 | Wavelength tunable filter apparatus | Masanori Iida | 2003-07-22 |
| 6504975 | Coupling lens and semiconductor laser module | Michihiro Yamagata, Yasuhiro Tanaka, Tomohiko Sasano | 2003-01-07 |
| 6496623 | Optical device, optical communication component and optical transmission apparatus | Eiji Tanaka | 2002-12-17 |
| 6465858 | Semiconductor device package for optical communication device | Masanori Iida | 2002-10-15 |
| 6452706 | FM signal optical transmission apparatus and FM signal optical reception apparatus | Masanori Iida | 2002-09-17 |
| 6445857 | Optical waveguide part, its manufacturing method, connection member, optical part, method for connecting optical waveguide part, and optical element | Tsuguhiro Korenaga, Mikihiro Shimada, Masanori Iida | 2002-09-03 |
| 6430340 | Wavelength tunable filter device | Masanori Iida | 2002-08-06 |
| 6314228 | Optical waveguide component and a method of producing the same | Tsuguhiro Korenaga, Hideo Kurokawa | 2001-11-06 |
| 6186673 | Package for optical semiconductor module | Masanori Iida, Masaki Kobayashi | 2001-02-13 |
| 6181718 | Electronically cooled semiconductor laser module with modified ground line inductance | Masaki Kobayashi, Masanori Iida | 2001-01-30 |
| 6160931 | Wavelength-multiplexing optical transmission system provided with wavelength selectors | — | 2000-12-12 |
| 6120191 | Laser diode module | Yasuhiro Tanaka | 2000-09-19 |
| 5982793 | Semiconductor laser module with internal matching circuit | Masaki Kobayashi, Naoki Takenaka, Hikaru Ikeda, Masanori Iida | 1999-11-09 |
| 5859943 | Optical module and method for manufacturing the optical | Masanori Iida, Masaki Kobayashi | 1999-01-12 |
| 5778120 | Optical module and method for manufacturing the optical modules | Masanori Iida, Masaki Kobayashi | 1998-07-07 |
| 5559914 | Components for optical circuits and method of manufacturing the same | — | 1996-09-24 |
| 5461487 | Video playback device capable of removing time base errors from video signals | — | 1995-10-24 |
| 5457573 | Diffraction element and an optical multiplexing/demultiplexing device incorporating the same | Masanori Iida | 1995-10-10 |
| 5450512 | Optical tap | — | 1995-09-12 |
| 5448398 | Diffraction grating unit and second-harmonic generator employing the same | Masanori Iida | 1995-09-05 |
| 5420416 | Light wavelength selection device and method using diffraction grating with peak detection | Masanori Iida, Tetuji Miwa | 1995-05-30 |
| 5377286 | Optical fiber array and method of making the same | Masanori Iida, Tetsuji Miwa | 1994-12-27 |
| 5321785 | Optical fiber array and method of making the same | Masanori Iida, Tetsuji Miwa | 1994-06-14 |