Inventor · disambiguated record
Masanori Oka
Also filed as: OKA MASANORI
15 granted patents·3 pending applications·1,807 citations·filing 1991–2015
93Inventor score
Top patents by PatentIndex Score
18 records- 0198US6168626B1Ultra high molecular weight polyethylene molded article for artificial joints and method of preparing the sameBMG INC·Filed 1995·Granted Jan 2, 2001·229 cites·11 claims
- 0296US5458643AArtificial intervertebral discKYOCERA CORP·Filed 1994·Granted Oct 17, 1995·912 cites·3 claims
- 0394US5314478AArtificial bone connection prosthesisKYOCERA CORP·Filed 1991·Granted May 24, 1994·578 cites·13 claims
- 0493US7384739B2Compositions for enhancing DNA synthesis, DNA polymerase-related factors and utilization thereofTOYO BOSEKI·Filed 2002·Granted Jun 10, 2008·64 cites·42 claims
- 0579US6867012B2Determination method of biological component and reagent kit used thereforTOYO BOSEKI·Filed 2001·Granted Mar 15, 2005·6 cites·73 claims
- 0670US6964872B2Immunoassay methodSRL INC·Filed 2002·Granted Nov 15, 2005·11 cites·10 claims
- 0764US8152942B2Method of hardening surface of metallic part, piston, cylinder head, and cylinder block each produced using the surface-hardening method, and process for producing the sameOGINO TOMOYA·Filed 2007·Granted Apr 10, 2012·3 cites·9 claims
- 0862US9612263B2Photoelectric conversion element, photoelectric conversion apparatus and solid-state imaging apparatusMURATA MASAKI·Filed 2011·Granted Apr 4, 2017·1 cites·25 claims
- 0962US7479383B2Modified pyrroloquinoline quinone (PQQ) dependent glucose dehydrogenase excellent in substrate specificityTOYO BOSEKI·Filed 2004·Granted Jan 20, 2009·0 cites·9 claims
- 1057US7229812B2Modified sarcosine oxidase, process for producing the same and reagent composition using the sameTOYO BOSEKI·Filed 2003·Granted Jun 12, 2007·0 cites·19 claims
- 1153US7618800B2Glycerol kinase, which has high resistance against preservativeTOYO BOSEKI·Filed 2003·Granted Nov 17, 2009·0 cites·4 claims
- 1253US7476525B2Modified pyrroloquinoline quinone (PQQ) dependent glucose dehydrogenase with superior substrate specificity and stabilityTOYO BOSEKI·Filed 2003·Granted Jan 13, 2009·0 cites·14 claims
- 1350US2004106216A1Method of measuring drug-metabolizing enzyme activity, method of evaluating inhibition of drug-metabolizing enzyme activity, and composition for these methodsTOYO BOSEKI·Filed 2003·Application pending·0 cites
- 1436US5627065ADNA fragment containing a gene encoding creatinine amidohydrolaseTOYO BOSEKI·Filed 1992·Granted May 6, 1997·3 cites·5 claims
- 1536US2010203594A1High-speed pcr using high-speed dna polymeraseSEGAWA MASAYA·Filed 2005·Application pending·0 cites
- 1633US7211409B2Standard compound for immunoassay for dioxin and method of immunoassay for dioxinTAKUMA KK·Filed 2003·Granted May 1, 2007·0 cites·28 claims
- 1727US2017218488A1Nodular graphite cast iron for pistons, one-piece piston, and marine engineYAMAR CO LTD·Filed 2015·Application pending·0 cites
- 1823USRE44762EUltra high molecular weight polyethylene molded article for artificial joints and method of preparing the sameHYON SUONG-HYU·Filed 1995·Granted Feb 11, 2014·0 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →