Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8358892 | Connection structure of two-dimensional array optical element and optical circuit | Mikio Oda, Hikaru Kouta, Kaichirou Nakano, Hisaya Takahashi | 2013-01-22 |
| 4674100 | Bistable optical device | — | 1987-06-16 |
| 4658402 | Optical bistable semiconductor laser producing lasing light in direction normal to semiconductor layers | — | 1987-04-14 |
| 4597085 | Double-channel planar heterostructure semiconductor laser | Ikuo Mito, Tetsuhiko Ikegami | 1986-06-24 |
| 4525841 | Double channel planar buried heterostructure laser | Mitsuhiro Kitamura, Ikuo Mito | 1985-06-25 |
| 4470143 | Semiconductor laser having an etched mirror and a narrow stripe width, with an integrated photodetector | Mitsuhiro Kitamura, Shigetoki Sugimoto | 1984-09-04 |
| 4425650 | Buried heterostructure laser diode | Ikuo Mito, Mitsuhiro Kitamura, Kazuhisa Kaede | 1984-01-10 |
| 4318058 | Semiconductor diode laser array | Ikuo Mito, Shigeo Matsushita | 1982-03-02 |
| 4198117 | Optical wavelength-division multiplexing and demultiplexing device | — | 1980-04-15 |