3 Patents
#3,271 in Tokyo
#8,780 in Japan
Petroleum Energy Center, a Juridical Incorporated Foundation
Forward Citations = 19
5 inventors:
5 inventors (with patents filed for the assignee):
Toshihiro Iwakuma (1 out of 89 patents)
Yoshinari Koyama (1 out of 38 patents)
Takashi Arakane (1 out of 27 patents)
4. Tadashi Katafuchi (1 out of 17 patents)
5. Tadashi Kusumoto (1 out of 22 patents)
3 patents:
#3,271 in Tokyo
#8,780 in Japan
5 inventors: