HI

Hiroyuki Itoh

HI Hitachi: 4 patents #57 of 3,149Top 2%
MI Mitsui Toatsu Chemicals, Incorporated: 2 patents #43 of 323Top 15%
NO Nippon Oil: 2 patents #11 of 101Top 15%
DN Dsm N.V.: 1 patents #18 of 66Top 30%
SS Sumitomo Wiring Systems: 1 patents #25 of 104Top 25%
📍 Suita, CA: #1 of 1 inventorsTop 100%
Overall (1994): #400 of 165,921Top 1%
10
Patents 1994

Issued Patents 1994

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5359443 Process for producing heat-resistant optical element by heating liquid crystal polymer at polymerization temperature during or after orientation treatment Takehiro Toyooka 1994-10-25
5324207 Cap for a high-tension cable terminal for use in an automobile engine Yuji Kawai 1994-06-28
5315123 Electron beam lithography apparatus Minoru Sasaki 1994-05-24
5302187 Concentration process of gaseous chlorine Yoshitsugu Kono, Shinji Takenaka, Yukihiro Yoshikawa, Isao Kikuchi, Teruo Hirayama 1994-04-12
5302647 Flame resistant resin composition Masanori Suzuki, Masaaki Mawatari, Tateki Furuyama 1994-04-12
5296017 Method and apparatus for concentrating chlorine gas Yoshitsugu Kono, Masaaki Ura, Satoshi Tsuruda 1994-03-22
5293084 High speed logic circuit Toshiyuki Usagawa, Atsushi Takai 1994-03-08
5288426 Nonlinear optical materials Takafumi Ishii, Takehiro Toyooka, Tetsuo Satoh 1994-02-22
5283440 Electron beam writing system used in a cell projection method Yasunari Sohda, Hideo Todokoro, Norio Saitou, Haruo Yoda, Hiroyuki Shinada +2 more 1994-02-01
5281865 Flip-flop circuit Hiroki Yamashita, Hirotoshi Tanaka, Atsumi Kawata, Kenji Nagai, Kazuhiro Yoshihara +1 more 1994-01-25