TS

Toshikazu Sugimura

NE Nec: 3 patents #4,195 of 14,502Top 30%
NK Nec Kansai: 1 patents #1 of 15Top 7%
NL Nec Lighting: 1 patents #10 of 28Top 40%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
Overall (All Time): #1,013,727 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8446086 Fluorescent lamp electrode, method for producing same, and a fluorescent lamp Tatsuya Takahashi, Isao Kawanishi, Nobuki Mori, Akikazu Tanaka 2013-05-21
5881355 Fabrication method of cathode member and electronic tube equipped therewith Maki Narita, Taro Hirai, Shoichi Hata 1999-03-09
5757115 Cathode member and electron tube having the cathode member mounted thereon Maki Narita, Hiroyuki Sakatani, Tsuyoshi Tanabe 1998-05-26
5306189 Cathode impregnated by an electron emissive substance comprising (PBAO.QCAO).NBAA1204, where P>1, Q>0, N>1 Maki Narita 1994-04-26
5096450 Method for fabricating an impregnated type cathode Yoshio Takeshima, Hidefumi Yamamoto, Masaaki Yabuta, Masami Horiuchi 1992-03-17