Inventor
NAKAMURA AKIHIKO
JP115 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMURA AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO OHKA KOGYO CO LTD
8 patentsUSD552565SOct 9, 2007
Supporting plate
TOKYO OHKA KOGYO CO LTD69 citations98
USD544452SJun 12, 2007
Supporting plate
TOKYO OHKA KOGYO CO LTD50 citations96
US6609909B2Aug 26, 2003
Heat treatment apparatus and method
TOKYO OHKA KOGYO CO LTD20 citations89
US7919394B2Apr 5, 2011
Method for thinning substrate and method for manufacturing circuit device
TOKYO OHKA KOGYO CO LTD11 citations84
US8882096B2Nov 11, 2014
Perforated support plate
TOKYO OHKA KOGYO CO LTD7 citations83
US9627235B2Apr 18, 2017
Supporting member separation method
TOKYO OHKA KOGYO CO LTD4 citations72
US9238357B2Jan 19, 2016
Supporting member separation apparatus and supporting member separation method
TOKYO OHKA KOGYO CO LTD2 citations63
US6893172B2May 17, 2005
Developing apparatus and developing method
TOKYO OHKA KOGYO CO LTD6 citations63
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
8 patentsUS6026211AFeb 15, 2000
Video recording and reproducing apparatus for recording a video signal and an indexing signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations93
US5432646AJul 11, 1995
Apparatus for recording video signals and index signals on tracks of a magnetic tape
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations92
US6011894AJan 4, 2000
Video recording and reproducing apparatus for recording a video signal and an indexing signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US5546248AAug 13, 1996
Reproducing apparatus that performs tracking control and phase control for a signal recorded in plural tracks of a tape medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US5490017AFeb 6, 1996
Signal reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US5432655AJul 11, 1995
Multiple channel magnetic recording and reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US5377295ADec 27, 1994
Speed controller of motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US5892982AApr 6, 1999
External expansion bus interface circuit for connecting a micro control unit, and a digital recording and reproducing apparatus incorporating said interface circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations72
OMRON TATEISI ELECTRONICS CO
7 patentsUS6879257B2Apr 12, 2005
State surveillance system and method for an object and the adjacent space, and a surveillance system for freight containers
OMRON TATEISI ELECTRONICS CO137 citations99
US7228122B2Jun 5, 2007
Cellular phone unit, control system of vehicle-mounted device, control method of cellular phone unit, control method of vehicle-mounted device, control program of cellular phone unit, control prgram of vehicle-mounted device, and recording medium recording the program
OMRON TATEISI ELECTRONICS CO68 citations97
US7283034B2Oct 16, 2007
Object sensor and controller
OMRON TATEISI ELECTRONICS CO50 citations92
US6954145B2Oct 11, 2005
Proximate sensor using micro impulse waves for monitoring the status of an object, and monitoring system employing the same
OMRON TATEISI ELECTRONICS CO24 citations92
US6389275B1May 14, 2002
Signal receiver and method thereof, transceiver, and network system
OMRON TATEISI ELECTRONICS CO34 citations90
US7650144B2Jan 19, 2010
Monitoring control apparatus, monitoring system, monitoring method, wireless communication apparatus and wireless communication system
OMRON TATEISI ELECTRONICS CO27 citations88
US7185198B2Feb 27, 2007
Apparatus and method for authentication and method for registering a person
OMRON TATEISI ELECTRONICS CO24 citations86
DENKI KAGAKU KOGYO KK
6 patentsUS5883213AMar 16, 1999
Ethylene-aromatic vinyl compound copolymer and method for its production
DENKI KAGAKU KOGYO KK48 citations96
US6417308B2Jul 9, 2002
Film and stretch packaging film
DENKI KAGAKU KOGYO KK24 citations92
US6248850B1Jun 19, 2001
Film and stretch packaging film
DENKI KAGAKU KOGYO KK35 citations92
US6066709AMay 23, 2000
Ethylene-aromatic vinyl compound copolymer and method for its production
DENKI KAGAKU KOGYO KK28 citations92
US6472490B1Oct 29, 2002
Ethylene-aromatic vinyl compound copolymer and method for its production
DENKI KAGAKU KOGYO KK11 citations74
US6348556B1Feb 19, 2002
Ethylene-aromatic vinyl compound copolymer and method for its production
DENKI KAGAKU KOGYO KK12 citations74
SUMITOMO CHEMICAL CO
4 patentsUS5874593AFeb 23, 1999
Production process and intermediate of tetrazole compound
SUMITOMO CHEMICAL CO15 citations82
US6277998B1Aug 21, 2001
Production process and intermediate of tetrazole compound
SUMITOMO CHEMICAL CO9 citations74
US6191289B1Feb 20, 2001
Production process and intermediate of tetrazole compound
SUMITOMO CHEMICAL CO10 citations74
US6348617B1Feb 19, 2002
Method for purifying pyruvic acid compounds
SUMITOMO CHEMICAL CO10 citations73
FUJITSU COMPONENT LTD
3 patentsNAKAMURA AKIHIKO
3 patentsUS8701734B2Apr 22, 2014
Separating apparatus and separating method
NAKAMURA AKIHIKO14 citations84
US9117582B2Aug 25, 2015
Magnetic powder material, low-loss composite magnetic material containing same, and magnetic element using same
NAKAMURA AKIHIKO5 citations73
US8277679B2Oct 2, 2012
Composite magnetic material and magnetic element
NAKAMURA AKIHIKO2 citations63
NEC CORP
2 patentsMITSUI TOATSU CHEMICALS
1 patentQ P CORP
1 patentPOKKA CORP
1 patentFUJITSU TAKAMISAWA COMPONENT
1 patentNAITO TAKASHI
1 patentKURIHARA DAISUKE
1 patentNGK INSULATORS LTD
1 patentYAMAHA MOTOR CO LTD
1 patentSUMIDA CORP
1 patentShowing the top 50 of 115 patents by PatentIndex Score.