Inventor · disambiguated record
Koichi Kurokawa
Also filed as: KUROKAWA KOICHI
6 granted patents·1 pending application·104 citations·filing 1987–2007
83Inventor score
Top patents by PatentIndex Score
7 records- 0180US4848232AMethod of electrically blasting a plurality of detonators and electric blasting apparatus for use in said methodNIPPON OILS & FATS CO LTD·Filed 1987·Granted Jul 18, 1989·42 cites·15 claims
- 0274US4898095ALaser beam-detonatable blasting capNIPPON OILS & FATS CO LTD·Filed 1988·Granted Feb 6, 1990·28 cites·9 claims
- 0354US5146044AWireless detonatorNIPPON OILS & FATS CO LTD·Filed 1991·Granted Sep 8, 1992·17 cites·6 claims
- 0451US4908080AWater-in-oil type emulsion explosive with chelating agentNIPPON OILS & FATS CO LTD·Filed 1989·Granted Mar 13, 1990·8 cites·3 claims
- 0551US4908079AWater in oil type emulsion explosiveNIPPON OILS & FATS CO LTD·Filed 1989·Granted Mar 13, 1990·8 cites·16 claims
- 0642US2008168163A1Information processing device assignment method, information processing system and management serverKUROKAWA KOICHI·Filed 2007·Application pending·0 cites
- 0728US4754703AMethod of electrically blasting detonator and cordless detonator for use in said methodNIPPON OILS & FATS CO LTD·Filed 1987·Granted Jul 5, 1988·1 cites·8 claims
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