Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5254507 | Semi-insulating InP single crystals, semiconductor devices having substrates of the crystals and processes for producing the same | Osamu Oda, Keiji Kainosho | 1993-10-19 |
| 5219632 | Compound semiconductor single crystals and the method for making the crystals, and semiconductor devices employing the crystals | Gaku Kano, Hiromasa Yamamoto, Osamu Oda | 1993-06-15 |
| 5214003 | Process for producing a uniform oxide layer on a compound semiconductor substrate | Osamu Oda, Keiji Kainosho | 1993-05-25 |
| 5173127 | Semi-insulating INP single crystals, semiconductor devices having substrates of the crystals and processes for producing the same | Osamu Oda, Keiji Kainosho | 1992-12-22 |
| 5137847 | Method of producing GaAs single crystal substrate using three stage annealing and interstage etching | Manabu KANOU | 1992-08-11 |
| 4929564 | Method for producing compound semiconductor single crystals and method for producing compound semiconductor devices | Keiji Kainosho, Osamu Oda | 1990-05-29 |