Inventor · disambiguated record
Norio Takeda
Also filed as: KOZAKI TOSHIAKI · TAKEDA NORIO
35 granted patents·1 pending application·755 citations·filing 1977–2017
98Inventor score
Files withMITSUBISHI GAS CHEMICAL CO26HITACHI LTD5FUJITSU LTD3HITACHI AUTOMOTIVE SYSTEMS LTD1PHOTOCRYSTAL INC1
Top patents by PatentIndex Score
36 records- 0195US7961844B2Rotating irradiation therapy apparatusHITACHI LTD·Filed 2007·Granted Jun 14, 2011·155 cites·6 claims
- 0295US7381979B2Rotating irradiation apparatusHITACHI LTD·Filed 2006·Granted Jun 3, 2008·167 cites·36 claims
- 0393US9680341B2Rotating electric machine including rotor core with slots having protrusionsHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jun 13, 2017·12 cites·3 claims
- 0489US9423329B2Testing apparatusHITACHI LTD·Filed 2015·Granted Aug 23, 2016·10 cites·5 claims
- 0582US5278853AOptical isolatorMITSUBISHI GAS CHEMICAL CO·Filed 1992·Granted Jan 11, 1994·62 cites·4 claims
- 0681US6755662B2Method for presenting most suitable question and apparatus for presenting most suitable questionFUJITSU LTD·Filed 2002·Granted Jun 29, 2004·25 cites·5 claims
- 0781US5345329APolarization-independent optical isolatorMITSUBISHI GAS CHEMICAL CO·Filed 1993·Granted Sep 6, 1994·46 cites·6 claims
- 0878US6769917B2Method for indicating defective part in educational material and apparatus for indicating defective part in educational materialFUJITSU LTD·Filed 2002·Granted Aug 3, 2004·19 cites·6 claims
- 0974US10697854B2Rolling bearing fatigue state prediction device and rolling bearing fatigue state predicting methodHITACHI LTD·Filed 2017·Granted Jun 30, 2020·2 cites·14 claims
- 1069US10852718B2Equipment life diagnostic deviceHITACHI LTD·Filed 2015·Granted Dec 1, 2020·1 cites·8 claims
- 1168US4130586AProcess for producing imine compoundsMITSUBISHI GAS CHEMICAL CO·Filed 1977·Granted Dec 19, 1978·7 cites·8 claims
- 1265US5493222AReflection type magnetooptic sensor head with faraday rotatorMITSUBISHI GAS CHEMICAL CO·Filed 1993·Granted Feb 20, 1996·24 cites·3 claims
- 1363US4347383AProcess for producing benzophenone-azinesMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Aug 31, 1982·7 cites·4 claims
- 1461US5838853AOptical waveguideMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Nov 17, 1998·23 cites·7 claims
- 1561US5091986AOptical divider for multimode optical fiber systemsMITSUBISHI GAS CHEMICAL CO·Filed 1990·Granted Feb 25, 1992·29 cites·6 claims
- 1660US6059878AMethod of manufacturing a bismuth-substituted rare-earth iron garnet single crystal filmMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted May 9, 2000·15 cites·4 claims
- 1758US5920420AFaraday rotator with antireflection filmMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Jul 6, 1999·25 cites·5 claims
- 1857US5898516AFaraday rotator having a rectangular shaped hysteresisMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Apr 27, 1999·19 cites·5 claims
- 1956US5512193ALow saturated magnetic field bismuth-substituted rare earth iron garnet single crystal and its useMITSUBISHI GAS CHEMICAL CO·Filed 1995·Granted Apr 30, 1996·13 cites·13 claims
- 2054US5866092AGarnet single crystal for substrate of magneto-optic element and method of manufacturing thereofMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Feb 2, 1999·11 cites·3 claims
- 2153US4932760AMagneto-optic garnetMITSUBISHI GAS CHEMICAL CO·Filed 1989·Granted Jun 12, 1990·13 cites·5 claims
- 2252US2007059674A1Computer-readable recording medium having stored recommended exhibition booth selection program and recommended exhibition booth selection methodFUJITSU LTD·Filed 2005·Application pending·0 cites
- 2350US4083869AProcess for producing imine compoundsMITSUBISHI GAS CHEMICAL CO·Filed 1977·Granted Apr 11, 1978·8 cites·11 claims
- 2449US5463316AMagnetooptic sensor headMITSUBISHI GAS CHEMICAL CO·Filed 1993·Granted Oct 31, 1995·13 cites·4 claims
- 2548US6673146B2Method of manufacturing a magnet-free faraday rotatorPHOTOCRYSTAL INC·Filed 2002·Granted Jan 6, 2004·1 cites·5 claims
- 2648US5535046AFaraday rotatorMITSUBISHI GAS CHEMICAL CO·Filed 1994·Granted Jul 9, 1996·13 cites·6 claims
- 2743US5565131ABismuth-substituted rare earth iron garnet single crystalMITSUBISHI GAS CHEMICAL CO·Filed 1995·Granted Oct 15, 1996·8 cites·10 claims
- 2841US6411641B1Faraday rotator for use with high energy lasersMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Jun 25, 2002·8 cites·5 claims
- 2941US6030449AGarnet single crystal for substrate of magneto-optic element and method of manufacturing thereofMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Feb 29, 2000·5 cites·16 claims
- 3038US5683506AMethod of manufacturing a bismuth-substituted rare earth iron garnet single crystal film for short wavelengthMITSUBISHI GAS CHEMICAL CO·Filed 1996·Granted Nov 4, 1997·4 cites·9 claims
- 3135US5925474ABismuth-substituted rare earth iron garnet single crystal filmMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Jul 20, 1999·3 cites·7 claims
- 3233US6031654ALow magnet-saturation bismuth-substituted rare-earth iron garnet single crystal filmMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Feb 29, 2000·4 cites·1 claims
- 3333US4751326AProcess for producing benzophenone-azineMITSUBISHI GAS CHEMICAL CO·Filed 1984·Granted Jun 14, 1988·2 cites·13 claims
- 3429US6295150B1Wavelength division multiplexing deviceMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Sep 25, 2001·1 cites·6 claims
- 3529US4239741AProcess for producing hydrazine sulfateMITSUBISHI GAS CHEMICAL CO·Filed 1978·Granted Dec 16, 1980·0 cites·7 claims
- 3628US4727190AProcess for preparing benzophenone-azinesMITSUBISHI GAS CHEMICAL CO·Filed 1986·Granted Feb 23, 1988·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →