Inventor · disambiguated record

Ja Hwa Koo

Also filed as: KOO JA HWA

1 granted patent·1 pending application·0 citations·filing 2015–2016

3Inventor score

Technology areasE01C E01D

Files withJINHYUNG CONSTRUCTION CO LTD1 KOO JA HWA1

Top patents by PatentIndex Score

2 records

0115US9938676B2Bridge expansion jointJINHYUNG CONSTRUCTION CO LTD·Filed 2016·Granted Apr 10, 2018·0 cites·11 claims
029US2015284920A1Apparatus and method of forming an anti-slip groove on roadway by using the non-cutting technologyKOO JA HWA·Filed 2015·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →