YN

Yoshiteru Nakagawa

OC Osaka Gas Co.: 5 patents #37 of 689Top 6%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
FD Fdk: 1 patents #147 of 324Top 50%
UN Unitika: 1 patents #257 of 620Top 45%
Overall (All Time): #888,763 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5648027 Porous carbonaceous material and a method for producing the same Hiroyuki Tajiri, Yoshiaki Iwaya, Yoshiharu Tanaka, Keiichi Asami, Katsuyuki Touma +1 more 1997-07-15
5645961 Zinc anode can of a battery, method of manufacture thereof, and manganese dry battery using such zinc can prepared by such method Shinji Nittono, Takaaki Yasumura, Chihiro Murata, Kazuo Matsui, Kuniyoshi Nishida +2 more 1997-07-08
5395562 Method of producing mesocarbon microbeads and method for quality control of sintered mesocarbon products Takayuki Azuma, Hideki Tamamura, Tadashi Murakami, Norio Murakami, Yasuo Minamitani +1 more 1995-03-07
5202293 Carbon fiber reinforced carbon Mamoru Okamoto, Hirohisa Miura, Shoichi Tsuchiya, Yoshio Huwa, Hirohumi Michioka +2 more 1993-04-13
5169718 Sliding member Hirohisa Miura, Mamoru Okamoto, Shoichi Tsuchiya, Yoshio Fuwa, Hirohumi Michioka +1 more 1992-12-08
4986895 Process for treating coal tar or coal tar pitch Makihiko Mori, Katsumi Fujita, Yasunori Goda, Toyohiro Maeda 1991-01-22