Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834027 | Surface plasmon-enhanced read/write heads for optical data storage media | Tineke Thio, Richard A. Linke, Thomas Ebbesen, Henri J. Lezec | 2004-12-21 |
| 4686678 | Semiconductor laser apparatus with isolator | Yoshinori Ohta, Isamu Sakuma, Taketoshi Hibiya | 1987-08-11 |
| 4327971 | Electro-optical light modulators, light wavelength multiplex signal transmitting apparatus and light wavelength separating switches utilizing the same | Michikazu Kondo, Yoshinori Ohta | 1982-05-04 |
| 4270149 | Laser beam facsimile apparatus | Yoshinori Ohta, Keiichi Kubota | 1981-05-26 |