KH

Keiji Higashi

NL Nippon Petroleum Refining Company, Limited: 5 patents #3 of 58Top 6%
NO Nippon Oil: 4 patents #154 of 773Top 20%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #862,639 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8226921 Raw coke for electricity storage carbon material and needle coke Takashi Oyama, Kazuhisa Nakanishi, Tamotsu Tano, Ippei Fujinaga, Hiromitsu Hashisaka +7 more 2012-07-24
8197788 Raw coke for electricity storage carbon material and needle coke Takashi Oyama, Kazuhisa Nakanishi, Tamotsu Tano, Ippei Fujinaga, Hiromitsu Hashisaka +7 more 2012-06-12
8137530 Process for producing petroleum coke Tamotsu Tano, Takashi Oyama, Kazuhisa Nakanishi, Toshiyuki Oda 2012-03-20
7964173 Feedstock composition and raw coke for electricity storage carbon material and needle coke Takashi Oyama, Kazuhisa Nakanishi, Tamotsu Tano, Ippei Fujinaga, Hiromitsu Hashisaka +3 more 2011-06-21
7959888 Raw coke for electricity storage carbon material and needle coke Takashi Oyama, Kazuhisa Nakanishi, Tamotsu Tano, Ippei Fujinaga, Hiromitsu Hashisaka +7 more 2011-06-14
5676901 Process for resin-coating of resin moldings, resin-coating apparatus for use in the process Koichi Uesaki, Masunori Kobayakawa, Shusuke Matsumura, Hisanao Kajiura, Yoshikazu Maki +7 more 1997-10-14