Inventor
ITOH KENJI
JP133 patents
⚠️ This page may combine multiple inventors who share the name “ITOH KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEMICONDUCTOR ENERGY LAB
29 patentsUS6468617B1Oct 22, 2002
Apparatus for fabricating coating and method of fabricating the coating
SEMICONDUCTOR ENERGY LAB103 citations99
US6183816B1Feb 6, 2001
Method of fabricating the coating
SEMICONDUCTOR ENERGY LAB111 citations99
US6171674B1Jan 9, 2001
Hard carbon coating for magnetic recording medium
SEMICONDUCTOR ENERGY LAB121 citations99
US5932302AAug 3, 1999
Method for fabricating with ultrasonic vibration a carbon coating
SEMICONDUCTOR ENERGY LAB125 citations99
US6835523B1Dec 28, 2004
Apparatus for fabricating coating and method of fabricating the coating
SEMICONDUCTOR ENERGY LAB96 citations98
US6261634B1Jul 17, 2001
Apparatus and method for forming film
SEMICONDUCTOR ENERGY LAB83 citations98
US5879741AMar 9, 1999
Apparatus and method for forming film
SEMICONDUCTOR ENERGY LAB102 citations98
US6207281B1Mar 27, 2001
Electrostatic-erasing abrasion-proof coating and method for forming the same
SEMICONDUCTOR ENERGY LAB32 citations96
US6001431ADec 14, 1999
Process for fabricating a magnetic recording medium
SEMICONDUCTOR ENERGY LAB60 citations96
US5652029AJul 29, 1997
Plasma processing apparatus and plasma processing method
SEMICONDUCTOR ENERGY LAB52 citations96
US5227196AJul 13, 1993
Method of forming a carbon film on a substrate made of an oxide material
SEMICONDUCTOR ENERGY LAB65 citations96
US5190824AMar 2, 1993
Electrostatic-erasing abrasion-proof coating
SEMICONDUCTOR ENERGY LAB63 citations96
US5022959AJun 11, 1991
Method of wet etching by use of plasma etched carbonaceous masks
SEMICONDUCTOR ENERGY LAB72 citations96
US4996079AFeb 26, 1991
Method of depositing thin films consisting mainly of carbon
SEMICONDUCTOR ENERGY LAB97 citations96
US4975144ADec 4, 1990
Method of plasma etching amorphous carbon films
SEMICONDUCTOR ENERGY LAB112 citations96
US4970368ANov 13, 1990
Laser scribing method
SEMICONDUCTOR ENERGY LAB55 citations96
US4713518ADec 15, 1987
Electronic device manufacturing methods
SEMICONDUCTOR ENERGY LAB73 citations96
US7700164B2Apr 20, 2010
Apparatus for fabricating coating and method of fabricating the coating
SEMICONDUCTOR ENERGY LAB25 citations93
US6265070B1Jul 24, 2001
Electrostatic-erasing abrasion-proof coating and method for forming the same
SEMICONDUCTOR ENERGY LAB15 citations93
US6224952B1May 1, 2001
Electrostatic-erasing abrasion-proof coating and method for forming the same
SEMICONDUCTOR ENERGY LAB16 citations93
US6001432ADec 14, 1999
Apparatus for forming films on a substrate
SEMICONDUCTOR ENERGY LAB28 citations93
US5766696AJun 16, 1998
Plasma processing method
SEMICONDUCTOR ENERGY LAB28 citations93
US5368937ANov 29, 1994
Improved carbon containing thin film formed by increasing bias voltage during a plasma CVD process
SEMICONDUCTOR ENERGY LAB28 citations93
US5017264AMay 21, 1991
Method of eliminating carbon material by chemical vapor reaction
SEMICONDUCTOR ENERGY LAB26 citations93
US5176791AJan 5, 1993
Method for forming carbonaceous films
SEMICONDUCTOR ENERGY LAB30 citations92
US5102498AApr 7, 1992
Method of wet etching by use of carbonaceous masks
SEMICONDUCTOR ENERGY LAB30 citations92
US4970369ANov 13, 1990
Electronic device manufacturing methods
SEMICONDUCTOR ENERGY LAB31 citations92
US4874920AOct 17, 1989
Electronic device manufacturing methods
SEMICONDUCTOR ENERGY LAB30 citations92
US4680855AJul 21, 1987
Electronic device manufacturing methods
SEMICONDUCTOR ENERGY LAB36 citations92
MITSUBISHI ELECTRIC CORP
10 patentsUS6600911B1Jul 29, 2003
Even harmonic direct-conversion receiver, and a transmitting and receiving apparatus using the same
MITSUBISHI ELECTRIC CORP121 citations96
US5787126AJul 28, 1998
Detector and receiving and transmitting apparatus
MITSUBISHI ELECTRIC CORP84 citations96
US5184093AFeb 2, 1993
Frequency synthesizer
MITSUBISHI ELECTRIC CORP60 citations96
US5801589ASep 1, 1998
Frequency synthesizer which suppresses a spurious
MITSUBISHI ELECTRIC CORP57 citations95
US6154640ANov 28, 2000
Method and apparatus for communication and signal synthesis
MITSUBISHI ELECTRIC CORP72 citations94
US5859570AJan 12, 1999
Frequency synthesizer using divided and frequency converted DDS signal as reference for PLL
MITSUBISHI ELECTRIC CORP55 citations94
US5140253AAug 18, 1992
Control device for vehicle a.c. generator
MITSUBISHI ELECTRIC CORP35 citations93
US7054610B1May 30, 2006
Wireless terminal device
MITSUBISHI ELECTRIC CORP26 citations92
US6449471B1Sep 10, 2002
Wireless terminal device
MITSUBISHI ELECTRIC CORP22 citations92
US6373907B1Apr 16, 2002
Wireless terminal device
MITSUBISHI ELECTRIC CORP36 citations92
HITACHI METALS LTD
3 patentsUS6256990B1Jul 10, 2001
Exhaust manifold integrally cast with turbine housing for turbocharger
HITACHI METALS LTD57 citations96
US6383310B1May 7, 2002
Exhaust equipment member, internal combustion engine system using same, and method for producing such exhaust equipment member
HITACHI METALS LTD22 citations92
US5784881AJul 28, 1998
Multi-part exhaust manifold assembly with welded connections
HITACHI METALS LTD30 citations92
HITACHI LTD
2 patentsUS5796430AAug 18, 1998
Video camera with a function to correct defective pixels of solid state image pickup device and method of correcting defective pixels of solid state image pickup device
HITACHI LTD67 citations96
US5625413AApr 29, 1997
Video camera with a function to correct defective pixels of solid state image pickup device and method of correcting defective pixels of solid state image
HITACHI LTD73 citations96
TOYOTA MOTOR CO LTD
1 patentSEMICONDUTOR ENERGY LAB CO LTD
1 patentNEC CORP
1 patentCANON KK
1 patentWAKUNAGA PHARMA CO LTD
1 patentSHISEIDO CO LTD
1 patentShowing the top 50 of 133 patents by PatentIndex Score.