Inventor · disambiguated record
Keiji Kumazawa
Also filed as: KUMAZAWA KEIJI
2 granted patents·68 citations·filing 1991–1992
66Inventor score
Files withNIPPON OILS & FATS CO LTD2
Top patents by PatentIndex Score
2 records- 0177US5180760AAnti-fogging resin film-forming compositionNIPPON OILS & FATS CO LTD·Filed 1991·Granted Jan 19, 1993·36 cites·8 claims
- 0273US5244935AComposition of ultraviolet curing antifogging agent and process for forming antifogging coating filmNIPPON OILS & FATS CO LTD·Filed 1992·Granted Sep 14, 1993·32 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →