Inventor
OKA TETSUO
JP45 patents
⚠️ This page may combine multiple inventors who share the name “OKA TETSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KYOWA HAKKO KOGYO KK
14 patentsUS4686191AAug 11, 1987
Recombinant plasmid containing human interferon-beta gene
KYOWA HAKKO KOGYO KK89 citations96
US4489160ADec 18, 1984
Plasmid pCG2
KYOWA HAKKO KOGYO KK99 citations96
US4500640AFeb 19, 1985
Plasmids
KYOWA HAKKO KOGYO KK36 citations93
US4954441ASep 4, 1990
Process for producing L-lysine
KYOWA HAKKO KOGYO KK29 citations92
US5236831AAug 17, 1993
Amino acid synthesis in corynebacteria using E. coli genes
KYOWA HAKKO KOGYO KK47 citations90
US4908312AMar 13, 1990
Process for producing phenylananine
KYOWA HAKKO KOGYO KK20 citations82
US4775623AOct 4, 1988
Process for producing L-arginine
KYOWA HAKKO KOGYO KK21 citations82
US4710471ADec 1, 1987
Novel vector plasmids
KYOWA HAKKO KOGYO KK19 citations82
US4874698AOct 17, 1989
Process for producing tryptophan
KYOWA HAKKO KOGYO KK11 citations74
US4683205AJul 28, 1987
Method for transforming microorganisms
KYOWA HAKKO KOGYO KK8 citations74
US4681847AJul 21, 1987
Novel lysozyme-sensitive microorganism
KYOWA HAKKO KOGYO KK10 citations74
US4927758AMay 22, 1990
Process for producing histidine
KYOWA HAKKO KOGYO KK14 citations73
US4746608AMay 24, 1988
Process for producing peptides
KYOWA HAKKO KOGYO KK5 citations61
US4346075AAug 24, 1982
Antibiotic DC-11 and process for production thereof
KYOWA HAKKO KOGYO KK4 citations61
AISIN SEIKI
14 patentsUS6169402B1Jan 2, 2001
Nuclear magnetic resonance spectrometer
AISIN SEIKI36 citations92
US6111490AAug 29, 2000
Superconducting magnet apparatus and method for magnetizing superconductor
AISIN SEIKI16 citations92
US4876893AOct 31, 1989
Strain gauges for the pressure sensor
AISIN SEIKI28 citations92
US5204315AApr 20, 1993
Superconductor wire and process for production thereof
AISIN SEIKI20 citations82
US7026901B2Apr 11, 2006
Superconducting magnet apparatus and method for magnetizing superconductor
AISIN SEIKI6 citations74
US6441710B1Aug 27, 2002
Superconducting magnet apparatus and method for magnetizing superconductor
AISIN SEIKI10 citations74
US5374612ADec 20, 1994
"Oxide superconductor wire having sintered silver powder layers"
AISIN SEIKI8 citations74
US5159490AOct 27, 1992
Mirror
AISIN SEIKI13 citations73
US4970487ANov 13, 1990
Pressure sensor
AISIN SEIKI11 citations73
US4944183AJul 31, 1990
Level gauge for liquid helium
AISIN SEIKI12 citations73
US4745806AMay 24, 1988
Level gauge for liquid helium
AISIN SEIKI9 citations73
US4655079AApr 7, 1987
Level gauge for liquid helium
AISIN SEIKI12 citations73
US6847278B2Jan 25, 2005
Magnetic device
AISIN SEIKI3 citations63
US5981442ANov 9, 1999
Neodymium-barium-copper-oxide bulk superconductor and process for producing the same
AISIN SEIKI1 citations51
TORAY INDUSTRIES
6 patentsUS6362107B1Mar 26, 2002
Polishing pad and polishing device
TORAY INDUSTRIES38 citations90
US6705934B1Mar 16, 2004
Polishing pad
TORAY INDUSTRIES38 citations89
US7396558B2Jul 8, 2008
Integrated mask and method and apparatus for manufacturing organic EL device using the same
TORAY INDUSTRIES18 citations83
US6696112B2Feb 24, 2004
Display device having a polyimide insulating layer
TORAY INDUSTRIES14 citations83
US4888211ADec 19, 1989
Process for preparation of vertical magnetic recording medium
TORAY INDUSTRIES19 citations82
US4726988AFeb 23, 1988
Vertical magnetic recording medium
TORAY INDUSTRIES16 citations82
IMRA MATERIAL R & D CO LTD
3 patentsUS5521570AMay 28, 1996
Superconductive magnetic levitation apparatus
IMRA MATERIAL R & D CO LTD21 citations92
US5581135ADec 3, 1996
Superconducting motor
IMRA MATERIAL R & D CO LTD24 citations90
US5659278AAug 19, 1997
Superconducting magnet device, magnetizing device and method for superconductor
IMRA MATERIAL R & D CO LTD16 citations71