KK

Kyoko Koizumi

EC Ensuiko Sugar Refining Co.: 6 patents #7 of 60Top 15%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
EI Eisai: 1 patents #611 of 998Top 65%
📍 Abiko, JP: #105 of 277 inventorsTop 40%
Overall (All Time): #764,220 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5763598 Branched cyclodextrins and method for producing them Kenichi Hamayasu, Tetsuya Ito, Koki Fujita, Kozo Hara, Toshiko Tanimoto +2 more 1998-06-09
5622844 Method of preparing a mannosyl-cyclodextrin Sumio Kitahata, Koji Hara, Koki Fujita, Nobuhiro Kuwahara 1997-04-22
5623071 Galactosyl and mannosyl cyclodextrins Sumio Kitahata, Koji Hara, Koki Fujita, Nobuhiro Kuwahara 1997-04-22
5523218 Method of producing a galactosyl-cyclodextrin Sumio Kitahata, Koji Hara, Koki Fujita, Nobuhiro Kuwahara 1996-06-04
5463039 Method of preparing hetero-branched cyclodextrins Koji Hara, Koki Fujita, Nobuhiro Kuwahara, Sumio Kitahata 1995-10-31
5356884 Hetero-branched cyclodextrins Koji Hara, Koki Fujita, Nobuhiro Kuwahara, Sumio Kitahata 1994-10-18
4285939 Cephalosporin derivatives, and antibacterial drugs containing the derivatives Yoshimasa Machida, Isao Saito, Motosuke Yamanaka, Seiichiro Nomoto, Shigeto Negi +4 more 1981-08-25