SS

Shoji Shirai

HI Hitachi: 5 patents #207 of 4,225Top 5%
HC Hitachi Electronic Devices Co.: 2 patents #5 of 30Top 20%
Overall (2003): #7,922 of 273,478Top 3%
5
Patents 2003

Issued Patents 2003

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6657372 Color cathode ray tube Kenichi Watanabe, Masayoshi Furuyama 2003-12-02
6633142 Cathode ray tube with low dynamic correction voltage Kenichi Watanabe 2003-10-14
6624562 Color cathode ray tube having an improved electron gun Go Uchida 2003-09-23
6583547 Cathode ray tube with UPF type electron gun having particular electrode structure and spacing Toshio Nakayama, Yasuo Tanaka, Nobuyuki Suzuki, Shoichi Wakita 2003-06-24
6507143 Cathode ray tube including an electron gun having specific relation between axial length of focus electrode and lens-screen distance Shoichi Wakita, Yasuo Tanaka, Toshio Nakayama, Nobuyuki Suzuki 2003-01-14