Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7133580 | Optical waveguide device and manufacturing method therefor | Akio Maeda | 2006-11-07 |
| 6961503 | Planar lightwave circuit device and manufacturing method therefor | Yasuki Sakurai, Michiharu Itou | 2005-11-01 |
| 6787867 | Planar lightwave circuit device and manufacturing method therefor | Yasuki Sakurai, Michiharu Itou | 2004-09-07 |
| 6749347 | Laser diode module and assembling method therefor | Yasuhiro Ichihara, Toshiya Kishida | 2004-06-15 |
| 6715934 | Receptacle type optical module and production method therefor | Fumitake Suzuki | 2004-04-06 |
| 6669537 | Resin diamond blade and optical waveguide manufacturing method using the blade | Akio Maeda | 2003-12-30 |
| 6626583 | Optical multiplexer/demultiplexer module and production method therefor | Keizo Sakamoto | 2003-09-30 |
| 6334716 | Optical transmit/receive module and method of fabricating the same | Jun Ojima, Sadayuki Miyata | 2002-01-01 |
| 5515143 | Toner cartridge with seal body capped unit | — | 1996-05-07 |
| D364418 | Toner cartridge | Hideaki Hagiwara | 1995-11-21 |