Inventor · disambiguated record
Sadao Hirata
Also filed as: HIRATA SADAO · HIRATA SHUNSAKU
23 granted patents·1,877 citations·filing 1973–1988
97Inventor score
Files withTOYO SEIKAN KAISHA LTD23
Top patents by PatentIndex Score
23 records- 0198US4818575ABiaxially drawn polyester vessel having resistance to heat distortion and gas barrier properties and process for preparation thereofTOYO SEIKAN KAISHA LTD·Filed 1987·Granted Apr 4, 1989·247 cites·4 claims
- 0298US3975463AMolded structures containing crystalling polyolefin saponified ethylene vinyl acetate copolymer and carbonyl containing copolymersTOYO SEIKAN KAISHA LTD·Filed 1974·Granted Aug 17, 1976·110 cites·8 claims
- 0397US4486378APlastic bottles and process for preparation thereofTOYO SEIKAN KAISHA LTD·Filed 1984·Granted Dec 4, 1984·126 cites·9 claims
- 0497US4261473AMolded container having wall composed of oriented resin blendTOYO SEIKAN KAISHA LTD·Filed 1976·Granted Apr 14, 1981·128 cites·11 claims
- 0595US4837115AThermoplastic polyester composition having improved flavor-retaining property and vessel formed therefromTOYO SEIKAN KAISHA LTD·Filed 1987·Granted Jun 6, 1989·173 cites·17 claims
- 0695US4551366AComposite vessel excellent in preservability and process for preparation thereofTOYO SEIKAN KAISHA LTD·Filed 1982·Granted Nov 5, 1985·83 cites·17 claims
- 0795US4478889AProcess for preparation of coated plastic containerTOYO SEIKAN KAISHA LTD·Filed 1982·Granted Oct 23, 1984·82 cites·13 claims
- 0895US4393106ALaminated plastic container and process for preparation thereofTOYO SEIKAN KAISHA LTD·Filed 1981·Granted Jul 12, 1983·115 cites·16 claims
- 0995US4182457AMultilayer containerTOYO SEIKAN KAISHA LTD·Filed 1977·Granted Jan 8, 1980·85 cites·9 claims
- 1095US4082854APackaging materials having excellent gas permeation resistance and process for preparation thereofTOYO SEIKAN KAISHA LTD·Filed 1976·Granted Apr 4, 1978·95 cites·14 claims
- 1193US4699809AProcess for preparation of coated oriented plastic containerTOYO SEIKAN KAISHA LTD·Filed 1986·Granted Oct 13, 1987·76 cites·39 claims
- 1292US4714580APlastic vessel having oriented coating and process for preparation thereofTOYO SEIKAN KAISHA LTD·Filed 1983·Granted Dec 22, 1987·60 cites·4 claims
- 1392US4562118AFilms, sheets, laminates and molded articles having gas barrier propertiesTOYO SEIKAN KAISHA LTD·Filed 1984·Granted Dec 31, 1985·49 cites·18 claims
- 1492US4370368APlastic bottles and process for preparation thereofTOYO SEIKAN KAISHA LTD·Filed 1981·Granted Jan 25, 1983·58 cites·26 claims
- 1591US4919984AMultilayer plastic containerTOYO SEIKAN KAISHA LTD·Filed 1988·Granted Apr 24, 1990·107 cites·16 claims
- 1691US4820795APolyester vessel and packageTOYO SEIKAN KAISHA LTD·Filed 1987·Granted Apr 11, 1989·67 cites·10 claims
- 1790US3932692AResinious laminates having improved gas permeation and delamination resistanceTOYO SEIKAN KAISHA LTD·Filed 1973·Granted Jan 13, 1976·54 cites·17 claims
- 1888US3931449AResinous laminates having improved gas permeation and resistance to delaminationTOYO SEIKAN KAISHA LTD·Filed 1973·Granted Jan 6, 1976·47 cites·17 claims
- 1979US4217161AProcess for making a containerTOYO SEIKAN KAISHA LTD·Filed 1978·Granted Aug 12, 1980·33 cites·6 claims
- 2078US4500677AResin composition excellent in drawabilityTOYO SEIKAN KAISHA LTD·Filed 1983·Granted Feb 19, 1985·24 cites·9 claims
- 2171US4798697AProcess for preparation of injection molded body of olefin/vinyl alcohol copolymerTOYO SEIKAN KAISHA LTD·Filed 1987·Granted Jan 17, 1989·26 cites·9 claims
- 2254US4904509AInjection-molded body of olefin/vinyl alcohol copolymer and process for preparation thereofTOYO SEIKAN KAISHA LTD·Filed 1988·Granted Feb 27, 1990·13 cites·9 claims
- 2348US4816304AMulti-layer gas-barrier drawn polyester vesselTOYO SEIKAN KAISHA LTD·Filed 1987·Granted Mar 28, 1989·19 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →