MY

Masuzo Yokoyama

ML Mitsubishi Petrochemical Company Limited: 7 patents #39 of 670Top 6%
MC Mitsubishi Chemical: 2 patents #928 of 3,022Top 35%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
📍 Yokkaichi, JP: #409 of 2,072 inventorsTop 20%
Overall (All Time): #591,041 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5578694 Process for producing aromatic polycarbonate Junji Takano, Masami Hasegawa, Yukiko Tatsukawa 1996-11-26
5527875 Process for producing aromatic polycarbonate Fumio Keitoku, Junji Takano, Masami Hasegawa, Yukiko Tatsukawa 1996-06-18
5391691 Process for producing aromatic polycarbonate Kazuhide Takakura, Junji Takano 1995-02-21
5332788 Process for producing graft-modified alpha-olefin copolymer Shinichi Yamauchi, Hiroshi Nakano, Michiharu Kihira, Hiroshi Omori 1994-07-26
5250655 Melt preparation of polycarbonate with metal compound and p compound catalysts Junji Takano, Kazuhide Takakura 1993-10-05
5137995 Process for preparation of olefin polymers Kouichi Katou, Toshihiko Sugano 1992-08-11
5037890 Process for producing graft-modified .alpha.-olefin copolymer Shinichi Yamauchi, Hiroshi Nakano, Michiharu Kihira, Hiroshi Omori 1991-08-06
4985495 Resin composition Takeyoshi Nishio, Shinichi Yamauchi, Yusuke Arashiro, Kenyu Ohno, Hiroshi Nakano +3 more 1991-01-15
4563436 Catalyst component for .alpha.-olefin polymerization and method of producing the same Toshihiko Sugano 1986-01-07