KH

Keiji Higashi

NO Nippon Oil: 2 patents #13 of 66Top 20%
NL Nippon Petroleum Refining Company, Limited: 2 patents #1 of 13Top 8%
Overall (2011): #86,920 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
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