HK

Hiroo Koyama

SC Sankyo Holdings Co.: 2 patents #22 of 120Top 20%
Fujitsu Limited: 1 patents #640 of 2,531Top 30%
📍 Tokyo, NJ: #4 of 20 inventorsTop 20%
Overall (1997): #15,727 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5681951 Metal catalyzed displacement process Koichi Hirai, Yuji Iwano, Takahide Nishi, Akira Yoshida, Kozo Oda 1997-10-28
5614624 Carbapenem Koichi Hirai, Yuji Iwano, Takahide Nishi, Akira Yoshida, Kozo Oda 1997-03-25
5592570 Image processing method 1997-01-07