Inventor · disambiguated record
Tsutomu Isaka
Also filed as: ISAKA TSUTOMU
33 granted patents·1,955 citations·filing 1973–2011
98Inventor score
Files withTOYO BOSEKI17MITSUBISHI PETROCHEMICAL CO10SHIOTA TAKASHI2MISUBISHI PETROCHEMICAL CO LTD1MITSUBISHI CHEM CORP1
Top patents by PatentIndex Score
33 records- 0197US4397981AEthylene polymer compositions that are flame retardantMITSUBISHI PETROCHEMICAL CO·Filed 1980·Granted Aug 9, 1983·114 cites·9 claims
- 0296US4446283ACrosslinkable polyethylene resin compositionMITSUBISHI PETROCHEMICAL CO·Filed 1982·Granted May 1, 1984·136 cites·9 claims
- 0396US4413066ACrosslinkable polyethylene resin compositionsMITSUBISHI PETROCHEMICAL CO·Filed 1981·Granted Nov 1, 1983·169 cites·14 claims
- 0496US4351876ALaminate films and sheets of crosslinked polyethylene resinsMITSUBISHI PETROCHEMICAL CO·Filed 1980·Granted Sep 28, 1982·175 cites·8 claims
- 0596US4297310AProcess for producing electric conductors coated with crosslinked polyethylene resinMITSUBISHI PETROCHEMICAL CO·Filed 1979·Granted Oct 27, 1981·135 cites·8 claims
- 0695US4456704AProduction of foamSEKISUI PLASTICS·Filed 1982·Granted Jun 26, 1984·127 cites·18 claims
- 0795US4230767AHeat sealable laminated propylene polymer packaging materialTOYO BOSEKI·Filed 1979·Granted Oct 28, 1980·230 cites·51 claims
- 0894US5424339AMethod for producing an optical material having a high refractive indexMITSUBISHI PETROCHEMICAL CO·Filed 1994·Granted Jun 13, 1995·108 cites·11 claims
- 0994US4963418AThermo-shrinkable polyester type film and tube and processing method for preparing the tubeTOYO BOSEKI·Filed 1989·Granted Oct 16, 1990·84 cites·14 claims
- 1089US4996291AThermo-shrinkable polyester filmTOYO BOSEKI·Filed 1989·Granted Feb 26, 1991·62 cites·9 claims
- 1189US4689369ASilane-crosslinkable copolymer compositionMITSUBISHI PETROCHEMICAL CO·Filed 1986·Granted Aug 25, 1987·35 cites·6 claims
- 1286US4876146AAnti-fogging multilayered film and bag produced therefrom for packaging vegetables and fruitsTOYO BOSEKI·Filed 1987·Granted Oct 24, 1989·72 cites·8 claims
- 1386US4343852AComposite film and packaging material of polypropylene base and surface polymer compositionTOYO BOSEKI·Filed 1980·Granted Aug 10, 1982·74 cites·33 claims
- 1486US3952073AFilm having good tear property on impact comprising polypropylene and an ethylene polymerTOYO BOSEKI·Filed 1973·Granted Apr 20, 1976·28 cites·14 claims
- 1583US4045515AFilm of good tear property on impactTOYO BOSEKI·Filed 1976·Granted Aug 30, 1977·43 cites·13 claims
- 1681US5985387AThermo-shrinkable polyester filmTOYO BOSEKI·Filed 1999·Granted Nov 16, 1999·44 cites·6 claims
- 1779US4956209AAnti-fogging multilayered film and bag produced therefrom for packaging vegetables and fruitsTOYO BOSEKI·Filed 1989·Granted Sep 11, 1990·50 cites·6 claims
- 1879US4563316AProduction of polyolefin shaped productTOYO BOSEKI·Filed 1983·Granted Jan 7, 1986·28 cites·2 claims
- 1977US4717516AProduction of polyester shaped productTOYO BOSEKI·Filed 1986·Granted Jan 5, 1988·31 cites·14 claims
- 2074US4293608AOlefin packaging laminateTOYO BASEKI KABUSHIKI KAISHA·Filed 1979·Granted Oct 6, 1981·52 cites·19 claims
- 2171US4983675ACrosslinked molded productMITSUBISHI PETROCHEMICAL CO·Filed 1989·Granted Jan 8, 1991·19 cites·7 claims
- 2270US5932685AHeat-shrinkable polyester filmsTOYO BOSEKI·Filed 1997·Granted Aug 3, 1999·31 cites·3 claims
- 2370US4264667APolyester filmTOYO BOSEKI·Filed 1978·Granted Apr 28, 1981·22 cites·28 claims
- 2462US4070417AStretched polyester film from a polymer blendTOYO BOSEKI·Filed 1975·Granted Jan 24, 1978·28 cites·14 claims
- 2557US6011090AResin composition, conductive roller prepared by molding the composition and electronic photographic cartridgeMITSUBISHI CHEM CORP·Filed 1997·Granted Jan 4, 2000·18 cites·18 claims
- 2656US5498454APolyester film, laminated metal sheet and metal containerTOYO BOSEKI·Filed 1994·Granted Mar 12, 1996·8 cites·18 claims
- 2754US8058739B2Main circuit of electric power generating apparatus for dispersed power supplySHIOTA TAKASHI·Filed 2006·Granted Nov 15, 2011·2 cites·2 claims
- 2853US4778866AEthylene copolymerMITSUBISHI PETROCHEMICAL CO·Filed 1986·Granted Oct 18, 1988·9 cites·4 claims
- 2948US8237302B2Main circuit of electric power generating apparatus for dispersed power supplySHIOTA TAKASHI·Filed 2011·Granted Aug 7, 2012·0 cites·1 claims
- 3047US4802892AFuel oil additive and fuel oil having improved flowabilityMITSUBISHI PETROCHEMICAL CO·Filed 1986·Granted Feb 7, 1989·8 cites·9 claims
- 3139US5922424ALaminating film for metal, laminated metal sheet and metal containerTOYO BOSEKI·Filed 1997·Granted Jul 13, 1999·7 cites·7 claims
- 3238US5658626APolyester film, laminated metal sheet and metal containerTOYO BOSEKI·Filed 1995·Granted Aug 19, 1997·5 cites·4 claims
- 3319US5191061AResin for high-refraction lens containing a sulfur-containing aromatic(meth)acrylate and a mercapto compoundMISUBISHI PETROCHEMICAL CO LTD·Filed 1991·Granted Mar 2, 1993·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →