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| Number | Title | Issue Date |
| 4509990 | Solid phase epitaxy and regrowth process with controlled defect density profiling for heteroepitaxial semiconductor on insulator composite substrates Disclosed is a method of fabricating a semiconductor on insulator composite substrate comprised of a semiconductor layer adjacent an insulator substrate, the defect density profile of the semiconductor layer being low and relatively uniform, a relatively ... | 04/09/1985 |
| 4470856 | Self-compensating hydrostatic flattening of semiconductor substrates A semiconductive substrate, such as a silicon wafer, is mounted on a baseplate for inclusion in an optical device such as a liquid crystal light valve. An optical flat presses the top surface of silicon wafer toward the baseplate and against an O-ring sea... | 09/11/1984 |
| 4469962 | High-speed MESFET circuits using depletion mode MESFET signal transmission gates The present invention provides a circuit comprising (1) a logic element responsive to data of first and second negative voltage potentials, the logic element having a depletion mode MESFET data input gate, and (2) a depletion mode MESFET transmission gate... | 09/04/1984 |
| 4465833 | Process for preparing ethynylated benzoic acid derivatives A novel ethynylation process is disclosed which provides an expanded series of novel ethylnyl-terminated aromatic compounds having base sensitive substituents and which facilitates the economic preparation of prior art ethynyl-substituted aromatic compoun... | 08/14/1984 |
| 4434371 | Electron beam blanking apparatus and method Beam deflection apparatus 50 has first and second conductors 64 and 68 positioned transversely in the path of beam 67 and has a resistive connector 78 to be tuned to deflection amplifier 52 and transmission line 54 to provide magnetic deflection. Capaciti... | 02/28/1984 |
| 4429393 | Double phase-conjugate ring resonator Apparatus for providing an amplified, phase-conjugated output beam. A nonlinear medium, gain medium, and output device are disposed along an optical path to form a ring resonator. An external laser source provides laser light to one end of the nonlinear m... | 01/31/1984 |
| 4395293 | Accelerated annealing of gallium arsenide solar cells A method is provided for accelerating and improving the recovery of GaAs solar cells from the damage which they experience in space under high energy particle irradiation scuh as electrons, protons and neutrons. The method comprises combining thermal anne... | 07/26/1983 |
