Takehiro Ohno — 21 Patents at Hitachi

Takehiro Ohno has been granted 21 US patents while listed as an inventor at Hitachi. The first was granted in 1988 and the most recent in March 2019. Takehiro Ohno ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Takehiro Ohno in Yasugi, JP.

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
10221474	Method of producing Ni-based superalloy	Shinichi Kobayashi, Tomonori Ueno	2019-03-05
10196723	Production method for Fe-Ni based heat-resistant superalloy	Chuya Aoki	2019-02-05
10131980	Method of producing Ni-based superalloy	Shinichi Kobayashi, Tomonori Ueno	2018-11-20
9903011	Ni-based heat-resistant superalloy and method for producing the same	Jun Sato, Shinichi Kobayashi, Tomonori Ueno, Chuya Aoki, Eiji Shimohira	2018-02-27
9828657	Ni-base super alloy	Ryutaro Abe, Shinichi Kobayashi, Tomonori Ueno, Chuya Aoki	2017-11-28
8845958	Process for manufacturing Ni-base alloy and Ni-base alloy	Chuya Aoki, Toshihiro Uehara	2014-09-30
8741215	Heat-resisting steel for engine valves excellent in high temperature strength	Katsuhiko Ohishi, Toshihiro Uehara	2014-06-03	$257,000
8444778	Low-thermal-expansion Ni-based super-heat-resistant alloy for boiler and having excellent high-temperature strength, and boiler component and boiler component production method using the same	Toshihiro Uehara, Akihiro Toji, Takashi Sato, Gang Bao, Shinya Imano +1 more	2013-05-21
8409712	Alloy to be surface-coated and sliding members	Kenji Yokoyama, Kunichika Kubota, Toshihiro Uehara, Katsuhiko Ohishi	2013-04-02
6776956	Steel for separators of solid-oxide type fuel cells	Toshihiro Uehara, Akihiro Toji	2004-08-17	$194,000
6562157	Manufacturing process of nickel-based alloy having improved high temperature sulfidation-corrosion resistance	Toshiaki Nonomura, Toshihiro Uehara, Hiroshi Yakuwa, Matsuho Miyasaka, Shuhei Nakahama +1 more	2003-05-13	$110,000
6527879	Self-lubricating piston ring material for internal combustion engine and piston ring	Kunichika Kubota, Yoshiki Masugata	2003-03-04	$137,000
6447624	Manufacturing process of nickel-based alloy having improved hot sulfidation-corrosion resistance	Toshiaki Nonomura, Toshihiro Uehara, Hiroshi Yakuwa, Matsuho Miyasaka, Shuhei Nakahama +1 more	2002-09-10	$166,000
6221183	High-strength and low-thermal-expansion alloy, wire of the alloy and method of manufacturing the alloy wire	Koji Sato, Rikizo Watanabe, Yoshiki Masugata, Minoru Takuwa, Shigeaki Sato +1 more	2001-04-24	$343,000
6051083	High strength Ni-base superalloy for directionally solidified castings	Hideki Tamaki, Akira Yoshinari, Akira Okayama, Mitsuru Kobayashi, Kagehiro Kageyama	2000-04-18	$767,000
5916382	High corrosion resistant high strength superalloy and gas turbine utilizing the alloy	Koji Sato, Ken Yasuda, Hideki Tamaki, Akira Yoshinari	1999-06-29	$691,000
5660938	Fe-Ni-Cr-base superalloy, engine valve and knitted mesh supporter for exhaust gas catalyzer	Koji Sato, Katsuaki Sato, Tsutomu Saka	1997-08-26
5370838	Fe-base superalloy	Koji Sato	1994-12-06	$83,000
4976791	Heat resistant single crystal nickel-base super alloy	Rikizo Watanabe	1990-12-11	$70,000
4802934	Single-crystal Ni-based super-heat-resistant alloy	Rikizo Watanabe	1989-02-07	$21,000
4740354	Nickel-base alloys for high-temperature forging dies usable in atmosphere	Rikizo Watanabe, Toshiaki Nonomura	1988-04-26	$148,000

Takehiro Ohno — 21 Patents

Issued Patents All Time

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