EH

Eiji Hirai

NC Nihon Parkerizing Co.: 3 patents #22 of 330Top 7%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
EB Ebara: 2 patents #752 of 1,611Top 50%
FO Fuji Oozx: 2 patents #17 of 37Top 50%
IL Isuzu Motors Limited: 1 patents #414 of 908Top 50%
Overall (All Time): #506,249 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
10879086 Substrate cleaning device, substrate cleaning apparatus, method for manufacturing cleaned substrate and substrate processing apparatus Takeshi Sakurai, Kaoru Hamaura, Mitsuru Miyazaki, Koji Maruyama 2020-12-29
10032655 Substrate cleaning device, substrate cleaning apparatus, method for manufacturing cleaned substrate and substrate processing apparatus Takeshi Sakurai, Kaoru Hamaura, Mitsuru Miyazaki, Koji Maruyama 2018-07-24
7070335 Rolling bearing Mitsuhiro Okuhata, Nobuo Kino, Keizo Otani, Tomofumi Furukawa 2006-07-04
6962441 Rotary member and production process Mitsuhiro Okuhata, Nobuo Kino, Keizo Otani 2005-11-08
6814685 Rolling element for a continuously variable transmission (CVT), a CVT using the rolling element and a process for producing the rolling element Mitsuhiro Okuhata, Nobuo Kino, Keizo Otani 2004-11-09
6372345 Composite particles for composite dispersion plating and method of plating therewith Takayuki Wakae, Akira Tsujimura, Yuichiro Hara, Tadashi Kamimura, Masaaki Beppu +1 more 2002-04-16
6190789 Slide member Masaaki Beppu, Seiki Mori 2001-02-20
5543029 Properties of the surface of a titanium alloy engine valve Takeji Kenmoku, Shinichi Umino, Kazuyoshi Kurosawa, Yoshio Matsumura 1996-08-06
5370364 Titanium alloy engine valve shaft structure Takeji Kenmoku, Shinichi Umino, Kazuyoshi Kurosawa, Yoshio Matsumura 1994-12-06
5116430 Process for surface treatment titanium-containing metallic material Kazuyoshi Kurosawa, Yoshio Matsumura 1992-05-26