KY

Kunihiko Yoshikawa

SI Sumitomo Metal Industries: 8 patents #45 of 1,462Top 4%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #474,329 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
5464074 Differential spring-back action between bicycle brake arms along with spring-back stopper structure 1995-11-07
5328001 Side pull bicycle brake with differential spring release and pivotal stopper structure 1994-07-12
4842823 Austenitic steel having improved high-temperature strength and corrosion resistance Yoshiatsu Sawaragi, Hiroshi Teranishi 1989-06-27
4799972 Process for producing a high strength high-Cr ferritic heat-resistant steel Fujimitsu Masuyama, Takashi Daikoku, Hisao Haneda, Hiroshi Teranishi, Atsuro Iseda 1989-01-24
4652315 Precipitation-hardening nickel-base alloy and method of producing same Masaaki Igarashi, Yasutaka Okada, Takeo Kudo 1987-03-24
4421571 Process for making high strength deep well casing and tubing having improved resistance to stress-corrosion cracking Takeo Kudo, Yasutaka Okada, Taishi Moroishi, Akio Ikeda, Hiroo Ohtani 1983-12-20
4400209 Alloy for making high strength deep well casing and tubing having improved resistance to stress-corrosion cracking Takeo Kudo, Yasutaka Okada, Taishi Moroishi, Akio Ikeda, Hiroo Ohtani 1983-08-23
4400210 Alloy for making high strength deep well casing and tubing having improved resistance to stress-corrosion cracking Takeo Kudo, Yasutaka Okada, Taishi Moroishi, Akio Ikeda, Hiroo Ohtani 1983-08-23
4400211 Alloy for making high strength deep well casing and tubing having improved resistance to stress-corrosion cracking Takeo Kudo, Yasutaka Okada, Taishi Moroishi, Akio Ikeda, Hiroo Ohtani 1983-08-23
4400349 Alloy for making high strength deep well casing and tubing having improved resistance to stress-corrosion cracking Takeo Kudo, Yasutaka Okada, Taishi Moroishi, Akio Ikeda, Hiroo Ohtani 1983-08-23
4244235 Apparatus for attaching a brake lever stay to a handle bar of a bicycle 1981-01-13