TN

Tsuyoshi Nakagawa

JC Japan Petroleum Exploration Co.: 1 patents #32 of 93Top 35%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
NC Nitto Chemical Industry Co.: 1 patents #86 of 179Top 50%
📍 Kamakura, JP: #518 of 1,212 inventorsTop 45%
Overall (All Time): #1,629,604 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6103488 Method of forming ubiquinone-10 Hideyuki Matsuda, Makoto Kawamukai, Katsunori Tanaka 2000-08-15
5487425 Composition and method for recovery of petroleum and gas Takamasa Ohno, Keietsu Kato, Yoshiyuki Yamaguchi, Masami Murakami, Shogo Suzuki +1 more 1996-01-30
4654404 Oil-resistant rubber composition Noboru Watanabe, Yoichiro Kubo, Hideyoshi Shimoda 1987-03-31