EI

Etsuji Iwami

HC Hitachi Chemical Company: 8 patents #199 of 1,946Top 15%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #670,116 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5084225 Method for making a cathode ray tube Toshimasa Ishigaki, Yasuhiko Uehara, Fusaji Shoji, Ryoichi Sudo, Hirohumi Izumi 1992-01-28
5075404 Concrete-protective material Takeo Ohwada, Kazuyuki Tanaka 1991-12-24
5009949 Resin composition and electrical laminate obtained therefrom Kazuyuki Tanaka, Jun Matsuzawa, Yoshiyuki Mukoyama, Norihiko Shibata, Akinori Hanawa +1 more 1991-04-23
4990409 Flame retardant electrical laminate Kazuyuki Tanaka, Akinori Hanawa, Mitsuo Yokota 1991-02-05
4893055 Process for using unsaturated polyester resin composition for treating cathode-ray tubes and cathode tubes obtained thereby Tadashi Fuzii, Hirohumi Izumi, Kazuyuki Tanaka 1990-01-09
4866338 Unsaturated polyester resin composition for cathode ray tube and its use Toshimasa Ishigaki, Yasuhiko Uehara, Fusaji Shoji, Ryoichi Sudo, Hirohumi Izumi 1989-09-12
4322334 Low shrinkage unsaturated polyester resin compositions Kouji Arakawa, Kanemasa Nomaguchi 1982-03-30
4276388 Molding resin composition Takayuki Saito 1981-06-30