Inventor · disambiguated record
Tihiro Ohkawa
Also filed as: OHKAWA TIHIRO
87 granted patents·12 pending applications·2,980 citations·filing 1975–2008
99Inventor score
Files withARCHIMEDES TECH GROUP INC34GEN ATOMICS20GEN ATOMIC CO10TOYO TECHNOLOGIES INC8GA TECHNOLOGIES INC7
Top patents by PatentIndex Score
99 records- 0198US5486337ADevice for electrostatic manipulation of dropletsGEN ATOMICS·Filed 1994·Granted Jan 23, 1996·394 cites·7 claims
- 0298US5225740AMethod and apparatus for producing high density plasma using whistler mode excitationGEN ATOMICS·Filed 1992·Granted Jul 6, 1993·156 cites·14 claims
- 0396US4560528AMethod and apparatus for producing average magnetic well in a reversed field pinchGA TECHNOLOGIES INC·Filed 1982·Granted Dec 24, 1985·101 cites·32 claims
- 0496US4543231AMultiple pinch method and apparatus for producing average magnetic well in plasma confinementGA TECHNOLOGIES INC·Filed 1981·Granted Sep 24, 1985·103 cites·29 claims
- 0594US5868897ADevice and method for processing a plasma to alter the surface of a substrate using neutralsTOYO TECHNOLOGIES INC·Filed 1996·Granted Feb 9, 1999·96 cites·13 claims
- 0692US6096220APlasma mass filterARCHIMEDES TECH GROUP INC·Filed 1998·Granted Aug 1, 2000·78 cites·19 claims
- 0792US5468358AFabrication of fiber-reinforced compositesGEN ATOMICS·Filed 1993·Granted Nov 21, 1995·64 cites·20 claims
- 0891US6027623ADevice and method for electrophoretic fractionTOYO TECHNOLOGIES INC·Filed 1998·Granted Feb 22, 2000·107 cites·17 claims
- 0991US5308751AMethod for sequencing double-stranded DNAGEN ATOMICS·Filed 1992·Granted May 3, 1994·250 cites·18 claims
- 1090US5405533AHeat transfer via dense gas in a fluid circulation systemGEN ATOMICS·Filed 1993·Granted Apr 11, 1995·64 cites·9 claims
- 1190US5361016AHigh density plasma formation using whistler mode excitation in a reduced cross-sectional area formation tubeGEN ATOMICS·Filed 1993·Granted Nov 1, 1994·69 cites·20 claims
- 1290US4269658AMechanical compression plasma deviceGEN ATOMIC CO·Filed 1977·Granted May 26, 1981·43 cites·17 claims
- 1389US5194291ACorona discharge treatmentGEN ATOMICS·Filed 1991·Granted Mar 16, 1993·102 cites·20 claims
- 1488US6322706B1Radial plasma mass filterARCHIMEDES TECH GROUP INC·Filed 1999·Granted Nov 27, 2001·99 cites·20 claims
- 1585US6619925B2Fiber filled electro-osmotic pumpTOYO TECHNOLOGIES INC·Filed 2001·Granted Sep 16, 2003·26 cites·20 claims
- 1685US4352722AIntegrated photovoltaic electrolytic cellGEN ATOMIC CO·Filed 1981·Granted Oct 5, 1982·31 cites·16 claims
- 1784US6375860B1Controlled potential plasma sourceGEN ATOMICS·Filed 1995·Granted Apr 23, 2002·48 cites·35 claims
- 1883US6726844B2Isotope separatorARCHIMEDES TECH GROUP INC·Filed 2002·Granted Apr 27, 2004·31 cites·14 claims
- 1983US6585891B1Plasma mass separator using ponderomotive forcesARCHIMEDES TECH GROUP INC·Filed 2002·Granted Jul 1, 2003·18 cites·13 claims
- 2083US6251281B1Negative ion filterARCHIMEDES TECH GROUP INC·Filed 1999·Granted Jun 26, 2001·40 cites·20 claims
- 2183US5350454APlasma processing apparatus for controlling plasma constituents using neutral and plasma sound wavesGEN ATOMICS·Filed 1993·Granted Sep 27, 1994·56 cites·23 claims
- 2282US6805783B2Method for manipulating a solution using a ferroelectric electro-osmotic pumpTOYO TECHNOLOGIES INC·Filed 2000·Granted Oct 19, 2004·39 cites·3 claims
- 2382US6398920B1Partially ionized plasma mass filterARCHIMEDES TECH GROUP INC·Filed 2001·Granted Jun 4, 2002·19 cites·20 claims
- 2482US4305784ATokamak with mechanical compression of toroidal magnetic fieldUS ENERGY·Filed 1979·Granted Dec 15, 1981·27 cites·10 claims
- 2581US6787044B1High frequency wave heated plasma mass filterARCHIMEDES TECH GROUP INC·Filed 2003·Granted Sep 7, 2004·18 cites·22 claims
- 2681US6521210B2Method for imaging malignant tumors using carbon 13 with MRIARCHIMEDES TECH GROUP INC·Filed 2000·Granted Feb 18, 2003·8 cites·7 claims
- 2781US5149681AMelt texturing of long superconductor fibersGEN ATOMICS·Filed 1990·Granted Sep 22, 1992·46 cites·24 claims
- 2880US4665412ACoupled heterostructure superlattice devicesGA TECHNOLOGIES INC·Filed 1985·Granted May 12, 1987·38 cites·11 claims
- 2979US6235202B1Tandem plasma mass filterARCHIMEDES TECH GROUP INC·Filed 2000·Granted May 22, 2001·24 cites·12 claims
- 3079US6217776B1Centrifugal filter for multi-species plasmaARCHIMEDES TECH GROUP INC·Filed 2000·Granted Apr 17, 2001·24 cites·14 claims
- 3178US6410880B1Induction plasma torch liquid waste injectorARCHIMEDES TECH GROUP INC·Filed 2000·Granted Jun 25, 2002·44 cites·14 claims
- 3278US6014203ADigital electron lithography with field emission array (FEA)TOYO TECHNOLOGIES INC·Filed 1998·Granted Jan 11, 2000·32 cites·10 claims
- 3378US4277306ACoil-less divertors for toroidal plasma systemsGEN ATOMIC CO·Filed 1977·Granted Jul 7, 1981·24 cites·4 claims
- 3477US6719909B2Band gap plasma mass filterARCHIMEDES TECH GROUP INC·Filed 2002·Granted Apr 13, 2004·12 cites·20 claims
- 3577US6204510B1Device and method for ion accelerationARCHIMEDES TECH GROUP INC·Filed 1998·Granted Mar 20, 2001·30 cites·19 claims
- 3676US6515281B1Stochastic cyclotron ion filter (SCIF)ARCHIMEDES TECH GROUP INC·Filed 2000·Granted Feb 4, 2003·12 cites·21 claims
- 3776US5419877AAcoustic barrier separatorGEN ATOMICS·Filed 1993·Granted May 30, 1995·42 cites·14 claims
- 3874US6293406B1Multi-mass filterARCHIMEDES TECH GROUP INC·Filed 2000·Granted Sep 25, 2001·10 cites·13 claims
- 3972US5023109ADeposition of synthetic diamondsGEN ATOMICS·Filed 1989·Granted Jun 11, 1991·19 cites·19 claims
- 4072US4948497AAcoustically fluidized bed of fine particlesGEN ATOMICS·Filed 1988·Granted Aug 14, 1990·24 cites·16 claims
- 4172US4263096AToroidal magnet systemUS ENERGY·Filed 1977·Granted Apr 21, 1981·29 cites·4 claims
- 4272US4263097AMethod and apparatus for driving a continuous current in a toroidal plasmaGEN ATOMIC CO·Filed 1977·Granted Apr 21, 1981·18 cites·9 claims
- 4372US4145250AIn situ regeneration of the first wall of a deuterium-tritium fusion deviceGEN ATOMIC CO·Filed 1976·Granted Mar 20, 1979·27 cites·13 claims
- 4470US5117188AQuasi-open magnet configuration for use in magnetic resonance imagingGEN ATOMICS·Filed 1990·Granted May 26, 1992·29 cites·18 claims
- 4569US6723248B2High throughput plasma mass filterARCHIMEDES TECH GROUP INC·Filed 2002·Granted Apr 20, 2004·7 cites·19 claims
- 4669US5057489AMultifilamentary superconducting cable with transpositionGEN ATOMICS·Filed 1990·Granted Oct 15, 1991·33 cites·18 claims
- 4768US6251282B1Plasma filter with helical magnetic fieldARCHIMEDES TECH GROUP INC·Filed 1999·Granted Jun 26, 2001·29 cites·20 claims
- 4866US4305783ATokamak with liquid metal toroidal field coilUS ENERGY·Filed 1979·Granted Dec 15, 1981·15 cites·7 claims
- 4963US5068543ALow hazard extremely low frequency power transmission lineGEN ATOMICS·Filed 1990·Granted Nov 26, 1991·27 cites·11 claims
- 5062US6248240B1Plasma mass filterARCHIMEDES TECH GROUP INC·Filed 1999·Granted Jun 19, 2001·21 cites·19 claims
Showing the top 50 of 99 patent records by PatentIndex Score.
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