TK

Takao Koshikawa

Fujitsu Limited: 25 patents #1,029 of 24,456Top 5%
KS Kawasaki Steel: 7 patents #133 of 1,922Top 7%
SC Sakai Chemical Industry Co.: 2 patents #66 of 227Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #114,332 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4974110 Thin film magnetic head for perpendicular recording and reproducing Michiaki Kanamine 1990-11-27
4806163 Mold additives for use in continuous casting Hakaru Nakato, Tsutomu Nozaki, Yasuhiro Habu, Hiromu Oka, Tsunehiro Ueda +2 more 1989-02-21
4582114 Continuous casting apparatus for the production of cast sheets Sadayuki Saito, Noboru Yasukawa, Tsutomu Nozaki, Tomoaki Kimura 1986-04-15
4553604 Method of controlling continuous casting equipment Motoyasu Yaji, Masuto Shimizu, Hiromitsu Yamanaka 1985-11-19
4522251 Method of increasing casting width for a slab during a continuous casting operation Tsunehiro Ueda, Tadao Ozeki 1985-06-11
4508571 Mold additives for use in continuous casting Hakaru Nakato, Toshikazu Sakuraya, Yasuhiro Habu, Toshihiko Emi, Masanori Kodama +2 more 1985-04-02
4250945 Method of sequential continuous-casting of different grades of steel Tunehiro Ueda, Katsuji Fukushima 1981-02-17