YK

Yoshihiko Koyama

TK Terumo Kabushiki Kaisha: 3 patents #444 of 1,558Top 30%
S( Sae Magnetics (H.K.): 2 patents #193 of 585Top 35%
Tdk: 2 patents #1,902 of 3,796Top 55%
📍 Yamanashi, JP: #696 of 1,957 inventorsTop 40%
Overall (All Time): #942,467 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11617764 Peritoneal dialysis fluid Hirokazu Usami, Hiroshi Nishitani, Tsuyoshi Ariizumi 2023-04-04
11020520 Peritoneal dialysis fluid Hiroshi Nishitani, Hirokazu Usami, Tsuyoshi Ariizumi 2021-06-01
10010563 Peritoneal dialysis fluid Hirokazu Usami, Hiroshi Nishitani, Tsuyoshi Ariizumi 2018-07-03
7874063 Thin film magnetic head integrated structure Naoto Matono, Tatsuya Harada 2011-01-25
7503107 Method for manufacturing a magnetic head using a multi-stage ion milling Naoto Matono, Yasuyuki Notsuke 2009-03-17