Inventor · disambiguated record
Kunihiko Yoshikawa
Also filed as: YOSHIKAWA KUNIHIKO
12 granted patents·2 pending applications·384 citations·filing 1977–2010
93Inventor score
Top patents by PatentIndex Score
14 records- 0197US4421571AProcess for making high strength deep well casing and tubing having improved resistance to stress-corrosion crackingSUMITOMO METAL IND·Filed 1982·Granted Dec 20, 1983·59 cites·18 claims
- 0295US4400211AAlloy for making high strength deep well casing and tubing having improved resistance to stress-corrosion crackingSUMITOMO METAL IND·Filed 1982·Granted Aug 23, 1983·69 cites·22 claims
- 0393US4652315APrecipitation-hardening nickel-base alloy and method of producing sameSUMITOMO METAL IND·Filed 1984·Granted Mar 24, 1987·47 cites·14 claims
- 0492US4400209AAlloy for making high strength deep well casing and tubing having improved resistance to stress-corrosion crackingSUMITOMO METAL IND·Filed 1982·Granted Aug 23, 1983·49 cites·23 claims
- 0592US4400210AAlloy for making high strength deep well casing and tubing having improved resistance to stress-corrosion crackingSUMITOMO METAL IND·Filed 1982·Granted Aug 23, 1983·49 cites·31 claims
- 0691US4400349AAlloy for making high strength deep well casing and tubing having improved resistance to stress-corrosion crackingSUMITOMO METAL IND·Filed 1982·Granted Aug 23, 1983·45 cites·21 claims
- 0779US4799972AProcess for producing a high strength high-Cr ferritic heat-resistant steelSUMITOMO METAL IND·Filed 1986·Granted Jan 24, 1989·24 cites·4 claims
- 0867US4842823AAustenitic steel having improved high-temperature strength and corrosion resistanceSUMITOMO METAL IND·Filed 1987·Granted Jun 27, 1989·17 cites·8 claims
- 0953US2006199762A1Skin ulcer preventive curative agent containing human recombinant hgfNAKAMURA TOSHIKAZU·Filed 2004·Application pending·0 cites
- 1045US5328001ASide pull bicycle brake with differential spring release and pivotal stopper structureYOSHIKAWA SEISAKUSHO KK·Filed 1993·Granted Jul 12, 1994·10 cites·4 claims
- 1144US2010322998A1Skin ulcer preventive curative agent containing human recombinant hgfKRINGLE PHARMA INC·Filed 2010·Application pending·0 cites
- 1240US4244235AApparatus for attaching a brake lever stay to a handle bar of a bicycleYOSHIKAWA SEISAKUSHO KK·Filed 1978·Granted Jan 13, 1981·6 cites·10 claims
- 1337US5464074ADifferential spring-back action between bicycle brake arms along with spring-back stopper structureYOSHIKAWA SEISAKUSHO KK·Filed 1993·Granted Nov 7, 1995·6 cites·6 claims
- 1433US4143745AHolder apparatus for pulling-up wire in center pull type caliper brakeYOSHIKAWA SEISAKUSHO KK·Filed 1977·Granted Mar 13, 1979·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →