Inventor · disambiguated record
Hiroshige Nakagawa
Also filed as: NAKAGAWA HIROSHIGE
11 granted patents·1 pending application·83 citations·filing 1986–2023
85Inventor score
Files withNAKAGAWA SANGYO CO LTD6CHUGAI RO KOGYO KAISHA LTD2SUMITOMO BAKELITE CO2CHUGAI RO COMPANY LIMITED1NAKAGAWA HIROSHIGE1
Top patents by PatentIndex Score
12 records- 0193US4752268AExhaust oven for cathode ray tubesCHUGAI RO KOGYO KAISHA LTD·Filed 1986·Granted Jun 21, 1988·56 cites·2 claims
- 0274US9511570B2Surface layer material and melamine decorative laminateNAKAGAWA HIROSHIGE·Filed 2010·Granted Dec 6, 2016·5 cites·4 claims
- 0362US12083707B2Method for producing a reinforcing barNAKAGAWA SANGYO CO LTD·Filed 2022·Granted Sep 10, 2024·0 cites·16 claims
- 0461US11701843B2Method and resin impregnating device for producing a reinforcing barNAKAGAWA SANGYO CO LTD·Filed 2021·Granted Jul 18, 2023·0 cites·20 claims
- 0560US12269085B2Anchor for reinforcing bar made of fiber-reinforced plastic and manufacturing method thereforNAKAGAWA SANGYO CO LTD·Filed 2023·Granted Apr 8, 2025·0 cites·20 claims
- 0658US12011862B2Die and method for molding reinforcing barNAKAGAWA SANGYO CO LTD·Filed 2021·Granted Jun 18, 2024·0 cites·20 claims
- 0755US11746682B2Method for manufacturing a vehicle mufflerNAKAGAWA SANGYO CO LTD·Filed 2022·Granted Sep 5, 2023·0 cites·20 claims
- 0854US10059793B2Lignin resin composition, cured product, and molded productSUMITOMO BAKELITE CO·Filed 2015·Granted Aug 28, 2018·0 cites·8 claims
- 0953US10138377B2Lignin derivative, lignin resin composition, rubber composition, and molding materialSUMITOMO BAKELITE CO·Filed 2015·Granted Nov 27, 2018·0 cites·15 claims
- 1052US5201682ACRT exhaust ovenCHUGAI RO KOGYO KAISHA LTD·Filed 1991·Granted Apr 13, 1993·15 cites·5 claims
- 1152US2022072814A1Method of producing a reinforcing barNAKAGAWA SANGYO CO LTD·Filed 2021·Application pending·0 cites
- 1237US5358575AMethod for blackening Ni-Fe shadow mask and mesh belt type blackening lehr for carrying out the methodCHUGAI RO COMPANY LIMITED·Filed 1992·Granted Oct 25, 1994·7 cites·2 claims
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