KS

Keiichi Sakamoto

KS Kobe Steel: 1 patents #937 of 1,773Top 55%
KC Koyo Seiko Co.: 1 patents #363 of 749Top 50%
NU Nihon University: 1 patents #43 of 233Top 20%
Overall (All Time): #1,548,032 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8613209 Optical fiber drawing apparatus Toshiyuki Miyamoto, Norio Fukuhara, Takao Kaneko 2013-12-24
8030342 Dendritic polyamidoamine phthalocyanine derivative Seiko Kanazawa 2011-10-04
4936157 Rack and pinion type steering apparatus Yoshima Kotake, Hiroshi Higashiyama 1990-06-26