KT

Kenji Tsuchiya

HI Hitachi: 53 patents #249 of 28,497Top 1%
TO Toyota: 10 patents #2,889 of 26,838Top 15%
HC Hitachi Industrial Equipment Systems Co.: 3 patents #164 of 550Top 30%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
TK Tokyo Keiki: 2 patents #33 of 166Top 20%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
NC Nok Klueber Co.: 1 patents #19 of 43Top 45%
TC Tachi-S Co.: 1 patents #194 of 398Top 50%
TC Toshiba Battery Co.: 1 patents #88 of 145Top 65%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
NC Nikkei Techno-Research Co.: 1 patents #5 of 14Top 40%
CC Citizen Holdings Co.: 1 patents #208 of 431Top 50%
CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
MC Max Co.: 1 patents #201 of 321Top 65%
ML Mitsubishi Petrochemical Company Limited: 1 patents #291 of 670Top 45%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
NC Nippon Light Metal Company: 1 patents #203 of 499Top 45%
Overall (All Time): #22,157 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 76–81 of 81 patents

Patent #TitleCo-InventorsDate
5728989 Insulation gas filled circuit breaker Tomoaki Utsumi, Fumihiro Endo, Takuya Sugawara, Goro Daimon 1998-03-17
5661282 Gas insulated circuit breaker Goro Daimon, Kunio Hirasawa, Yuuichirou Yamane 1997-08-26
5558531 Combination terminal Tomohiro Ikeda 1996-09-24
5240519 Aluminum based Mg-Si-Cu-Mn alloy having high strength and superior elongation Hajime Kamio, Toru Yamada 1993-08-31
5177664 Gas insulated switchgear Minoru Sakaguchi, Hiroshi Suzuyama 1993-01-05
4945014 Secondary battery Mitsutaka Miyabayashi, Toshifumi Nishii, Hiroshi Yui, Kuniaki Inada, Katsuji Ikeda +1 more 1990-07-31