HK

Hironobu Kumagai

IC Ihara Chemical Industry Co.: 3 patents #96 of 263Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #1,546,647 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8563745 Process for producing isothiazole derivative Takayuki Nakamura, Mahito Ogawa 2013-10-22
7951903 Hydrazone compound, hydrazone compound for forming complex, ligand for forming metal complex, and monomer for manufacturing polymer compound Haruyuki Nakanishi, Shinichi Matsumoto, Hidekazu Arikawa 2011-05-31
7632954 Substituted sym-triindole Hidetaka Hiyoshi, Hideo Ooi 2009-12-15