HI

Hiroyuki Ishizuka

EI Eisai: 1 patents #25 of 147Top 20%
Overall (2003): #212,623 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6642377 Process for the preparation of basic antibiotic-inorganic acid addition salts and intermediate oxalates Akio Kayano, Hiroyuki Chiba, Taiju Nakamura, Shin Sakurai, Hiroyuki Saito +4 more 2003-11-04