Inventor · disambiguated record
Fumiaki Hirata
Also filed as: HIRATA FUMIAKI
6 granted patents·2 pending applications·93 citations·filing 1989–2022
82Inventor score
Files withMITSUI CHEMICALS INC2TAKEDA CHEMICAL INDUSTRIES LTD2MITSUI CHEMICALS POLYURETHANES1MITSUI TAKEDA CHEMICALS INC1NIPPON STEEL CORP1
Top patents by PatentIndex Score
8 records- 0185US5576412AOptical urethane resinTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1994·Granted Nov 19, 1996·37 cites·7 claims
- 0285US5086175APolyisocyanates, their production and usesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1989·Granted Feb 4, 1992·34 cites·27 claims
- 0378US7122697B2Method for producing carbamates and method for producing isocyanatesMITSUI TAKEDA CHEMICALS INC·Filed 2002·Granted Oct 17, 2006·9 cites·5 claims
- 0472US7691940B2Aqueous polyurethane resin and method for producing aqueous polyurethane resin and filmMITSUI CHEMICALS INC·Filed 2005·Granted Apr 6, 2010·2 cites·15 claims
- 0562US6797770B1Coating composition capable of forming alkali-soluble lubricating film suitable for forming and use thereofNIPPON STEEL CORP·Filed 2000·Granted Sep 28, 2004·11 cites·24 claims
- 0658US2024382966A1Specimen retention card and specimen inspection method using sameUNIVERSAL BIO SAMPLING INC·Filed 2022·Application pending·0 cites
- 0750US7897805B2Polyisocyanate production method and polyisocyanate production systemMITSUI CHEMICALS INC·Filed 2006·Granted Mar 1, 2011·0 cites·13 claims
- 0843US2010226833A1Polyisocyanate production method and polyisocyanate production systemMITSUI CHEMICALS POLYURETHANES·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →