MT

Masahide Tanaka

MI Mitsui Petrochemical Industries: 2 patents #17 of 219Top 8%
T& Tsumura &: 1 patents #3 of 31Top 10%
Overall (1994): #10,536 of 165,921Top 7%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5326486 Lubricating oil composition Kinya Mizui, Kazuyuki Watanabe, Hidenori Kaya, Takashi Hayashi, Kenji Shimamoto +1 more 1994-07-05
5321135 Process for the preparation of polycyclic compounds using ferric perchlorate and acid trifluoroacidic Takeshi Wakamatsu, Hiroshi Mitsuhashi, by Mieko Mitsuhashi, legal representative, by Hiroyuki Mitsuhashi, legal representative, by Tomoai Mitsuhashi, heir 1994-06-14
5294356 Polycarbonates, uses thereof, processes for preparing and purifying same Yoshihisa Kiso, Kazunori Takahata, Tetsuo Hayashi, Kenji Shimamoto, Kinya Mizui +2 more 1994-03-15