Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11412974 | Information processing apparatus, information processing system, and non-transitory computer readable medium | Kengo TOKUCHI, Kosuke AOKI, Mai Suzuki, Kiyoaki Okamoto, Naoki Okamoto +2 more | 2022-08-16 |
| 10987014 | Information processing apparatus, information processing system, and non-transitory computer readable medium | Kosuke AOKI, Mai Suzuki, Kiyoaki Okamoto, Naoki Okamoto, Koji BITO +2 more | 2021-04-27 |
| 6466715 | Multiplexer/demultiplexer for WDM optical signals | Kenichi Morosawa | 2002-10-15 |
| 6222956 | Optical wavelength multiplexer/demultiplexer | Kimio Inaba, Kenichi Morosawa | 2001-04-24 |
| 5982960 | Optical wavelength multiplexer/demultiplexer | Kimio Inaba | 1999-11-09 |
| 5940555 | Optical multiplexer/demultiplexer | Kimio Inaba | 1999-08-17 |
| 5841919 | Optical wavelength multiplexer/demultiplexer | Morihiko Ikegaya | 1998-11-24 |
| 5812709 | Optical device having switching function | Hideaki Arai, Hisato Uetsuka | 1998-09-22 |