Assignee
NAKAGAWA SANGYO CO LTD
JP·10 granted patents·3 pending applications·15 citations·filing 2000–2023
Top patents by PatentIndex Score
13 records- 0162US12083707B2Method for producing a reinforcing barNAKAGAWA SANGYO CO LTD·Filed 2022·Granted Sep 10, 2024·0 cites·16 claims
- 0261US11701843B2Method and resin impregnating device for producing a reinforcing barNAKAGAWA SANGYO CO LTD·Filed 2021·Granted Jul 18, 2023·0 cites·20 claims
- 0361US6467571B2Sound absorbing material, muffler using the sound absorbing material, and method for forming sound absorbing layer thereofNAKAGAWA SANGYO CO LTD·Filed 2000·Granted Oct 22, 2002·8 cites·16 claims
- 0460US12269085B2Anchor 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
- 0558US12011862B2Die and method for molding reinforcing barNAKAGAWA SANGYO CO LTD·Filed 2021·Granted Jun 18, 2024·0 cites·20 claims
- 0655US11746682B2Method for manufacturing a vehicle mufflerNAKAGAWA SANGYO CO LTD·Filed 2022·Granted Sep 5, 2023·0 cites·20 claims
- 0755US7240767B2Fixing structure of tail pipe of exhaust pipeNAKAGAWA SANGYO CO LTD·Filed 2004·Granted Jul 10, 2007·7 cites·5 claims
- 0852US2022072814A1Method of producing a reinforcing barNAKAGAWA SANGYO CO LTD·Filed 2021·Application pending·0 cites
- 0950US10190475B2Method for manufacturing a double pipeNAKAGAWA SANGYO CO LTD·Filed 2016·Granted Jan 29, 2019·0 cites·20 claims
- 1046US7461505B2Exhaust pipe of vehicleNAKAGAWA SANGYO CO LTD·Filed 2006·Granted Dec 9, 2008·0 cites·2 claims
- 1143US2006162326A1Construction of coupling exhaust pipes of vehicleNAKAGAWA SANGYO CO LTD·Filed 2006·Application pending·0 cites
- 1241US11441262B2Forgery-preventing thread/yarnNAKAGAWA SANGYO CO LTD·Filed 2015·Granted Sep 13, 2022·0 cites·14 claims
- 1340US2011088805A1Heat insulator suitable for a vehicle exhaust pipeNAKAGAWA SANGYO CO LTD·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →