KO

Kazuyuki Okubo

NC Nissei Plastic Industrial Co.: 5 patents #42 of 189Top 25%
MC Mitsubishi Chemical: 3 patents #645 of 3,022Top 25%
NK Nissei Jushi Kogyo K.K.: 2 patents #2 of 6Top 35%
NK Nissei Jushi Kogyo Kabushiki Kaisha: 1 patents #7 of 24Top 30%
Overall (All Time): #409,329 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11279068 Injection molding apparatus Takemi UEHARA, Hiroyuki Handa, Satoru Tokida 2022-03-22
7732556 Process of producing polyesters Masanori Yamamoto, Yoshio Akahane, Toshiyuki Hamano 2010-06-08
7345193 Method of contact catalytic reaction Kazuhiro Makino, Hiroshi Iwasaka, Koji Hata 2008-03-18
6914156 Process for producing diacetoxybutene Kazuhiro Makino, Hiroshi Iwasaka, Koji Hata 2005-07-05
6341953 Hydraulic drive system of an injection molding machine Daiki Tanemura 2002-01-29
6325612 Vibration applying apparatus for an injection molding machine Nobuyuki Nakamura, Koichi Matsubayashi 2001-12-04
RE36324 Hopper convertible material container Tsukasa Yoda, Kenji Urasawa 1999-10-05
5513777 Hopper convertible material container Tsukasa Yoda, Kenji Urasawa 1996-05-07
5320517 Clamping apparatus for molding machine Hisakazu Hirata, Motomi Kitamura 1994-06-14
5277568 Clamping apparatus for molding machine Hisakazu Hirata, Motomi Kitamura 1994-01-11
5192557 Clamping apparatus for molding machine Hisakazu Hirata, Motomi Kitamura 1993-03-09
5188850 Clamping apparatus for molding machine Hisakazu Hirata, Motomi Kitamura 1993-02-23