KO

Keiichi Okuyama

NE Nec: 5 patents #2,830 of 14,502Top 20%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
JC Japan Petroleum Exploration Co.: 1 patents #32 of 93Top 35%
JE Jfe Engineering: 1 patents #11 of 75Top 15%
KT Kyushu Institute Of Technology: 1 patents #75 of 237Top 35%
IN Inpex: 1 patents #34 of 67Top 55%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
IT Institute Of National Colleges Of Technology: 1 patents #18 of 88Top 25%
Overall (All Time): #506,908 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
10228129 Waste gasification melting apparatus and waste gasification melting method using the same Satoshi Horiuchi, Takeshi Uchiyama, Hajime Akiyama, Junya Watanabe, Takashi Nakayama +2 more 2019-03-12
9106331 Transmission apparatus and processing method thereof 2015-08-11
8536385 Process for preparing dimethyl ether and process for preparing a mixture of dimethyl ether and methanol Yotaro Ohno, Takashi Ogawa, Seiji Aoki, Tsutomu Shikada, Yasuhiro Mogi +4 more 2013-09-17
7981500 Carbon fiber reinforced prepreg of gas barrier properties, carbon fiber reinforced plastic and methods of producing the same Koichi Yonemoto, Takeo Ebina, Fujio Mizukami, Shoji Kamiya 2011-07-19
7856075 Clock supply circuit and clock supply method Makoto Kon 2010-12-21
7015255 Medium oil for slurry-bed reaction process and process of producing dimethyl ether Keiji Tomura, Takashi Ogawa, Masami Ono, Seiji Aoki, Tsutomu Shikada +2 more 2006-03-21
6663051 Thermal protection structure 2003-12-16
5825821 Hitless switch device and method of switching between different paths 1998-10-20
5677931 Transmission path switching apparatus Kunihiko Akama 1997-10-14
5651027 Non-instantaneous disconnection switching system 1997-07-22