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| Number | Title | Issue Date |
| 4565940 | Method and apparatus using a piezoelectric film for active control of vibrations A method and apparatus is disclosed in which a piezoelectric film is used to control or dampen vibrations in a mechanical system. Voltage of proper amplitude and phase is fed across the piezoelectric film to induce strain in the film of appropriate phase,... | 01/21/1986 |
| 4547622 | Solar cells and photodetectors An improved photovoltaic device in which a charge separation junction is provided over a charge confining heterojunction. The charge separation junction is a junction formed of an n+ -doped direct bandgap layer on a p-doped direct bandgap activ... | 10/15/1985 |
| 4546500 | Fabrication of living blood vessels and glandular tissues A method and apparatus for producing a vessel-equivalent prosthesis is described. A contractile agent such as fibroblast cells, smooth muscle cells or platelets is incorporated into a collagen lattice and contracts the lattice axially around an inner core... | 10/15/1985 |
| 4539716 | Fabrication of living blood vessels and glandular tissues A method and apparatus for producing a vessel-equivalent prosthesis is described. A contractile agent such as fibroblast cells, smooth muscle cells or platelets is incorporated into a collagen lattice and contracts the lattice axially around an inner core... | 09/10/1985 |
| 4525871 | High speed optoelectronic mixer An electronic mixer is decribed which utilizes an optoelectronic switch formed from a semi-insulating substrate of indium phosphide doped with a deep level impurity and disposed intermediate a microstrip transmission line. One conductor of the transmissio... | 06/25/1985 |
| 4518219 | Optical guided wave devices employing semiconductor-insulator structures A three-dimensional optical waveguide is disclosed. This waveguide comprises a single crystal semiconductor layer grown upon an insulator which has an index of refraction lower than the semiconductor. The semiconductor layer has a thickness which provides... | 05/21/1985 |
| 4442166 | Cermet film selective-black absorber A selective-black absorber capable of operation at elevated temperatures and high efficiency as a solar energy absorber is described. A cermet of MgO/Au, MgO/Pt, and Cr2 O3 /Cr having high solar energy absorptance and low infrared en... | 04/10/1984 |
| 4420873 | Optical guided wave devices employing semiconductor-insulator structures A method for fabricating three-dimensional optical waveguides is disclosed. In this method, a single crystal semiconductor layer is grown upon an insulator which has an index of refraction lower than the semiconductor. The semiconductor layer is deposited... | 12/20/1983 |
| 4376285 | High speed optoelectronic switch An optoelectronic switch has been formed from a semi-insulating substrate of indium phosphide doped with a deep level impurity and disposed intermediate a microstrip transmission line. One conductor of the transmission line has a small gap in its metalliz... | 03/08/1983 |
| 4371421 | Lateral epitaxial growth by seeded solidification An improved method and apparatus for crystallizing amorphous or polycrystalline material is disclosed. In this invention, a material which is to be crystallized is formed on a substrate and single crystalline seed material is disposed adjacent and in cont... | 02/01/1983 |
| 4366338 | Compensating semiconductor materials A method of compensating grain boundaries or dislocations causing interstices to form particularly in polycrystalline semiconductor materials is disclosed which comprises selectively diffusing opposite impurity-type donor semiconductor material into the i... | 12/28/1982 |
| 4358146 | Release mechanism A release mechanism which is releasable from the direction of the load and requires that two levers be pulled in sequence and held from the direction of the load for release. Hook-up may be achieved manually with one hand.... | 11/09/1982 |
| 4357183 | Heteroepitaxy of germanium silicon on silicon utilizing alloying control A method and apparatus is described for producing Ge or a Ge1-x Six heteroepitaxy film on Si by depositing films of Ge or Ge1-x Six on Si and subjecting the body so formed to a controlled temperature environment... | 11/02/1982 |
| 4354297 | Machine for processing fish A fluid power operated fish skinning machine that severs the tail and impales the fish on a wheel. The fish is then rotated past cutting stations where the dorsal fins are removed and the belly flap is cut. The wheel is then stopped opposite a cutting whe... | 10/19/1982 |
