KT

Kazuhiko Tanaka

NC Nippon Thompson Co.: 24 patents #3 of 178Top 2%
KC Kuraray Co.: 17 patents #46 of 1,827Top 3%
MA Maxell: 9 patents #66 of 437Top 20%
Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
DE Denso: 4 patents #3,129 of 11,792Top 30%
RT Renesas Technology: 4 patents #758 of 3,337Top 25%
HM Hitachi Maxell: 3 patents #330 of 1,211Top 30%
DI Dai Nippon Insatsu: 2 patents #122 of 371Top 35%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
TC Taiyo Holdings Co.: 2 patents #5 of 73Top 7%
HC Hitachi Consumer Electronics Co.: 2 patents #119 of 447Top 30%
PL Pilot Ink Company, Limited: 1 patents #64 of 110Top 60%
CC Clarion Co.: 1 patents #397 of 721Top 60%
HL Hitachi Shipbuilding & Engineering Company Limited: 1 patents #37 of 117Top 35%
HZ Hitachi Zosen: 1 patents #216 of 531Top 45%
KC Komura-Tech Co.: 1 patents #2 of 15Top 15%
KC Kuraray Fastening Co.: 1 patents #14 of 37Top 40%
NC Nippon Ceramic Co.: 1 patents #2 of 12Top 20%
NL Nippon Mining Company Limited: 1 patents #97 of 262Top 40%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
SH Showa: 1 patents #167 of 337Top 50%
AA Autoliv Development Ab: 1 patents #518 of 1,363Top 40%
Overall (All Time): #17,174 of 4,157,543Top 1%
92
Patents All Time

Issued Patents All Time

Showing 76–92 of 92 patents

Patent #TitleCo-InventorsDate
5059482 Composite fiber and process for producing the same Masao Kawamoto, Kiyoshi Hirakawa, Shinji Yamaguchi, Tomoyasu Takegami 1991-10-22
5047448 Antimicrobial-shaped article and a process for producing the same Kiyoshi Hirakawa, Kiyoshi Takisawa, Takao Akagi, Masao Kawamoto 1991-09-10
4974971 Small-sized linear motion guide assembly 1990-12-04
4936692 Rectilinear motion rolling guide unit 1990-06-26
4799803 Ball spline linear motion rolling guide unit 1989-01-24
4799804 Four track-type endless rectilinear motion guide unit 1989-01-24
4799805 Four track-type endless rectilinear motion guide unit 1989-01-24
4800278 Pyroelectric infrared sensor Yoshiharu Taniguti, Shigeki Edano, Shiniti Taniguti, Megumi Kuramoto 1989-01-24
4797012 Linear motion rolling guide unit 1989-01-10
4764032 Ball spline bearing provided with a driving unit 1988-08-16
4732489 Circulating type ball spline bearing 1988-03-22
4715729 Roller bearing for infinite rectilinear motion 1987-12-29
4590035 High-hardness heat-resistant alloy Jitsuhiko Ueda, Yutaka Tomono 1986-05-20
4514767 Apparatus for making masks and/or block copies for printing Yasuo Kubota, Kazuyuki Kikushima 1985-04-30
4505522 Infinite circuit using rolling bearings for providing rectilinear motion 1985-03-19
4461518 Sliding roller bearing 1984-07-24
4420335 Materials for rolls Tomio Takagi, Jitsuhiko Ueda, Tadaomi Fujii 1983-12-13