CC

Cosmo Oil Co.

Rank (All Time): #4312 of 106,127Top 5%
229 inventors
174
Patents All Time

Top Inventors at Cosmo Oil Co. All Time

Showing 1–50 of 229 inventors

RankNamePatents
1 Kazuhiko Tasaka 19
1 Yuichi Tanaka 19
3 Yasuhiro Onishi 18
#4 Eiichi Yamada 13
#4 Tohru Tanaka 13
#6 Marie Iwama 11
#7 Kazushi Usui 10
#7 Kenichi Kawazuishi 10
#7 Takashi Fujikawa 10
#7 Yuzuru Kato 10
#11 Seiji Nishikawa 9
#11 Yasushi Hotta 9
#13 Atsushi Murata 7
#13 Fuyuki Yagi 7
#13 Kazuhito Sato 7
#13 Mitsunori Tabata 7
#13 Nobumasa Nakajima 7
#13 Shigenori Nakashizu 7
#19 Hitoshi Kumagai 6
#19 Masahiro Ishizuka 6
#19 Sanae Ueda 6
#22 Hiromitsu Shimizu 5
#22 Katsumi Miyamoto 5
#22 Katsuyoshi Ohki 5
#22 Naohisa Tachiya 5
#22 Setsuko Miyanari 5
#22 Tadao Nakatsuji 5
#22 Takuya Niitsuma 5
#22 Takayuki Osaki 5
#22 Toshio Shimizu 5
#22 Tomohiro Yoshinari 5
#22 Yasumasa Morita 5
#33 Hiroshi Tsuchida 4
#33 Masatoshi Iwafune 4
#33 Minoru Hashimoto 4
#33 Mitsuru Ohi 4
#33 Motoi Sasaki 4
#33 Osamu Iwamoto 4
#33 Ritsu Yasukawa 4
#33 Seigo Yamazoe 4
#33 Shigeyuki Funada 4
#33 Shuhei Wakamatsu 4
#33 Takashi Mizoguchi 4
#33 Tomoyuki Mikuriya 4
#33 Yasutomo Takeuchi 4
#33 Yoshihiro Katayama 4
#33 Yoshiaki Kintaichi 4
#33 Yoshihiro Kojima 4
#49 Fujio Suganuma 3
#49 Haruhiko Takeya 3