HK

Hiroshi Kawakabe

NC Nippon Chemical Industrial Co.: 4 patents #22 of 212Top 15%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #1,246,983 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7507812 Process for producing 3-chloromethyl-3-cephem derivatives Nobuo Matsumoto, Yasuko Manabe 2009-03-24
7157574 Process for preparing crystalline 3-chloromethyl-3-cephem derivatives Nobuo Matsumoto, Yasuko Manabe 2007-01-02
6649728 Catalyst for curing epoxy resins, method for making the same, epoxy resin composition, and powder coating composition Masashi Sugiya, Yoshifusa Hara 2003-11-18
6475679 Non-aqueous electrolyte secondary battery Hiromu Tsutiya, Atsushi Wakui, Tomohisa Kamata, Huy Sam 2002-11-05