Inventor · disambiguated record
Koichi Hagihara
Also filed as: HAGIHARA KOICHI
5 granted patents·2 pending applications·29 citations·filing 1986–2023
73Inventor score
Top patents by PatentIndex Score
7 records- 0168US10047483B2Glass interleaving paperOJI HOLDINGS CORP·Filed 2015·Granted Aug 14, 2018·2 cites·7 claims
- 0264US5270392AHydroxyl polyglycidyl ether or acrylic copolymer with anhydride copolymerNIPPON PAINT CO LTD·Filed 1991·Granted Dec 14, 1993·22 cites·10 claims
- 0359US2025075429A1Pulp for glass interleaving paper, glass interleaving paper, and production method thereforOJI HOLDINGS CORP·Filed 2023·Application pending·0 cites
- 0454US11913172B2Glass plate interleaving paperOJI HOLDINGS CORP·Filed 2018·Granted Feb 27, 2024·0 cites·1 claims
- 0542US2018305096A1Glass plate interleaving paperOJI HOLDINGS CORP·Filed 2016·Application pending·0 cites
- 0637US4730010AQuarternary ammonium group-containing resins for use in cathodic electrodeposition coating systemsNIPPON PAINT CO LTD·Filed 1986·Granted Mar 8, 1988·5 cites·8 claims
- 0735US11828026B2Base sheet for total heat exchanger elementOJI HOLDINGS CORP·Filed 2019·Granted Nov 28, 2023·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →