KY

Kazumasa Yokoyama

GC Green Cross: 69 patents #1 of 527Top 1%
IK Ishihara Sangyo Kaisha: 7 patents #52 of 403Top 15%
TC Taisho Pharmaceutical Co.: 3 patents #132 of 557Top 25%
YI Yoshitomi Pharmaceutical Industries: 3 patents #61 of 310Top 20%
KC Kissei Pharmaceutical Co.: 1 patents #115 of 202Top 60%
KC Kaken Pharmaceutical Co.: 1 patents #159 of 335Top 50%
MP Mitsubishi Pharma: 1 patents #59 of 202Top 30%
Overall (All Time): #24,513 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 76–77 of 77 patents

Patent #TitleCo-InventorsDate
4252827 Oxygen-transferable fluorocarbon emulsion Kouichi Yamanouchi, Ryoichiro Murashima, Yoshio Tsuda 1981-02-24
4186253 Perfusate for preserving organ to be transplanted and preserving method Masakazu Iwai, Hiroyuki Okamoto, Noboru Yamada 1980-01-29