Inventor · disambiguated record
Kenji Itoh
Also filed as: ITOH KENJI
127 granted patents·16 pending applications·3,438 citations·filing 1974–2025
99Inventor score
Top patents by PatentIndex Score
143 records- 0198US6171674B1Hard carbon coating for magnetic recording mediumSEMICONDUCTOR ENERGY LAB·Filed 1997·Granted Jan 9, 2001·121 cites·175 claims
- 0298US5932302AMethod for fabricating with ultrasonic vibration a carbon coatingSEMICONDUCTOR ENERGY LAB·Filed 1997·Granted Aug 3, 1999·125 cites·36 claims
- 0397US6468617B1Apparatus for fabricating coating and method of fabricating the coatingSEMICONDUCTOR ENERGY LAB·Filed 1999·Granted Oct 22, 2002·103 cites·52 claims
- 0497US6183816B1Method of fabricating the coatingSEMICONDUCTOR ENERGY LAB·Filed 1997·Granted Feb 6, 2001·111 cites·68 claims
- 0596US6835523B1Apparatus for fabricating coating and method of fabricating the coatingSEMICONDUCTOR ENERGY LAB·Filed 1999·Granted Dec 28, 2004·96 cites·148 claims
- 0696US4996079AMethod of depositing thin films consisting mainly of carbonSEMICONDUCTOR ENERGY LAB·Filed 1989·Granted Feb 26, 1991·97 cites·10 claims
- 0794US4975144AMethod of plasma etching amorphous carbon filmsSEMICONDUCTOR ENERGY LAB·Filed 1989·Granted Dec 4, 1990·112 cites·5 claims
- 0893US5879741AApparatus and method for forming filmSEMICONDUCTOR ENERGY LAB·Filed 1997·Granted Mar 9, 1999·102 cites·26 claims
- 0992US6261634B1Apparatus and method for forming filmSEMICONDUCTOR ENERGY LAB·Filed 1999·Granted Jul 17, 2001·83 cites·20 claims
- 1091US6322164B1Braking deviceTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 27, 2001·61 cites·35 claims
- 1191US5820947APlasma processing method and apparatusSEMICONDUTOR ENERGY LAB CO LTD·Filed 1997·Granted Oct 13, 1998·69 cites·32 claims
- 1290US7700164B2Apparatus for fabricating coating and method of fabricating the coatingSEMICONDUCTOR ENERGY LAB·Filed 2004·Granted Apr 20, 2010·25 cites·10 claims
- 1389US6600911B1Even harmonic direct-conversion receiver, and a transmitting and receiving apparatus using the sameMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Jul 29, 2003·121 cites·12 claims
- 1489US6001431AProcess for fabricating a magnetic recording mediumSEMICONDUCTOR ENERGY LAB·Filed 1996·Granted Dec 14, 1999·60 cites·25 claims
- 1589US5652029APlasma processing apparatus and plasma processing methodSEMICONDUCTOR ENERGY LAB·Filed 1995·Granted Jul 29, 1997·52 cites·17 claims
- 1689US4713518AElectronic device manufacturing methodsSEMICONDUCTOR ENERGY LAB·Filed 1985·Granted Dec 15, 1987·73 cites·14 claims
- 1788US10527993B2Image forming apparatus, system including same, terminal apparatus included in system, and method for displaying limit information in image forming apparatusSHARP KK·Filed 2019·Granted Jan 7, 2020·2 cites·13 claims
- 1888US6383310B1Exhaust equipment member, internal combustion engine system using same, and method for producing such exhaust equipment memberHITACHI METALS LTD·Filed 2000·Granted May 7, 2002·22 cites·26 claims
- 1988US6373907B1Wireless terminal deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Apr 16, 2002·36 cites·7 claims
- 2088US5227196AMethod of forming a carbon film on a substrate made of an oxide materialSEMICONDUCTOR ENERGY LAB·Filed 1991·Granted Jul 13, 1993·65 cites·10 claims
- 2188US5190824AElectrostatic-erasing abrasion-proof coatingSEMICONDUCTOR ENERGY LAB·Filed 1991·Granted Mar 2, 1993·63 cites·11 claims
- 2288US5022959AMethod of wet etching by use of plasma etched carbonaceous masksSEMICONDUCTOR ENERGY LAB·Filed 1989·Granted Jun 11, 1991·72 cites·5 claims
- 2387US6212030B1Magnetic disk drive having means for reducing disk deformationNEC CORP·Filed 1995·Granted Apr 3, 2001·46 cites·2 claims
- 2487US6154640AMethod and apparatus for communication and signal synthesisMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 28, 2000·72 cites·37 claims
- 2587US5787126ADetector and receiving and transmitting apparatusMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Jul 28, 1998·84 cites·25 claims
- 2687US4970368ALaser scribing methodSEMICONDUCTOR ENERGY LAB·Filed 1989·Granted Nov 13, 1990·55 cites·17 claims
- 2786US11442413B2Information display device with improved reliability against external force and control of display based on movementSONY CORP·Filed 2021·Granted Sep 13, 2022·2 cites·13 claims
- 2886US6256990B1Exhaust manifold integrally cast with turbine housing for turbochargerHITACHI METALS LTD·Filed 1999·Granted Jul 10, 2001·57 cites·7 claims
- 2986US5184093AFrequency synthesizerMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Feb 2, 1993·60 cites·17 claims
- 3085US10395406B2Apparatus, method, program and communication system for displaying information according to a residual voltage of a power supply of an information display apparatusSONY CORP·Filed 2015·Granted Aug 27, 2019·3 cites·18 claims
- 3185US8134804B2Micro electro mechanical system and head gimbal assemblyHONZAWA TADASHI·Filed 2009·Granted Mar 13, 2012·14 cites·20 claims
- 3284US10084052B2Semiconductor device and method for manufacturing the sameDENSO CORP·Filed 2015·Granted Sep 25, 2018·4 cites·12 claims
- 3384US8145384B2Lubricating oil cooling device for traveling speed reduction gearMURAHASHI TAKAYOSHI·Filed 2009·Granted Mar 27, 2012·12 cites·9 claims
- 3484US7518814B2Magnetic head tester and method of manufacturing magnetic disk driveHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Apr 14, 2009·6 cites·18 claims
- 3584US7054610B1Wireless terminal deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted May 30, 2006·26 cites·22 claims
- 3683US6606465B2Function display method and multi-functional apparatus having display embodying such methodSHARP KK·Filed 2000·Granted Aug 12, 2003·27 cites·13 claims
- 3783US5801589AFrequency synthesizer which suppresses a spuriousMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Sep 1, 1998·57 cites·20 claims
- 3883US5625413AVideo camera with a function to correct defective pixels of solid state image pickup device and method of correcting defective pixels of solid state imageHITACHI LTD·Filed 1995·Granted Apr 29, 1997·73 cites·15 claims
- 3982US6449471B1Wireless terminal deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Sep 10, 2002·22 cites·7 claims
- 4082US5859570AFrequency synthesizer using divided and frequency converted DDS signal as reference for PLLMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Jan 12, 1999·55 cites·22 claims
- 4182US5796430AVideo 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 deviceHITACHI LTD·Filed 1997·Granted Aug 18, 1998·67 cites·10 claims
- 4280US2025390045A1Image forming apparatusSHARP KK·Filed 2025·Application pending·0 cites
- 4379US3961959AProcess for developing a light-sensitive silver halide photographic materialKONISHIROKU PHOTO IND·Filed 1974·Granted Jun 8, 1976·27 cites·21 claims
- 4478US8241558B2High-Cr, high-Ni, heat-resistant, austenitic cast steel and exhaust equipment members formed therebyHAYASHI KEIJIRO·Filed 2005·Granted Aug 14, 2012·6 cites·7 claims
- 4577US6207281B1Electrostatic-erasing abrasion-proof coating and method for forming the sameSEMICONDUCTOR ENERGY LAB·Filed 1993·Granted Mar 27, 2001·32 cites·136 claims
- 4677US6101995AStructure for mounting of auxiliary parts on in-line type multi-cylinder engineHONDA MOTOR CO LTD·Filed 1999·Granted Aug 15, 2000·32 cites·8 claims
- 4776US6683925B1Wireless terminal deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jan 27, 2004·15 cites·3 claims
- 4876US6001432AApparatus for forming films on a substrateSEMICONDUCTOR ENERGY LAB·Filed 1997·Granted Dec 14, 1999·28 cites·17 claims
- 4976US4774586AInterline type charge transfer imaging deviceHITACHI LTD·Filed 1985·Granted Sep 27, 1988·33 cites·14 claims
- 5075US5140253AControl device for vehicle a.c. generatorMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Aug 18, 1992·35 cites·14 claims
Showing the top 50 of 143 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →