Inventor
KUYAMA HIROSHI
9 patents
⚠️ This page may combine multiple inventors who share the name “KUYAMA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM & HAAS
4 patentsUS4075326AFeb 21, 1978
Fungicidal/algicidal composition for non-medical uses
ROHM & HAAS37 citations89
US4209592AJun 24, 1980
Sulphonation method for manufacture of a cation exchange resin
ROHM & HAAS14 citations68
US4195028AMar 25, 1980
Granular flocculants and their manufacture
ROHM & HAAS3 citations58
US4186167AJan 29, 1980
Granular flocculants and their manufacture
ROHM & HAAS1 citations48
TOKYO ORGAN CHEM IND
4 patentsUS4883596ANov 28, 1989
Carbonaceous adsorbent for removal of pyrogen and method of producing pure water using same
TOKYO ORGAN CHEM IND19 citations79
US5166123ANov 24, 1992
Carbonaceous adsorbent for removal of pyrogen from water
TOKYO ORGAN CHEM IND16 citations71
US5021391AJun 4, 1991
Carbonaceous adsorbent for removal of pyrogen and method of producing pure water using same
TOKYO ORGAN CHEM IND13 citations71
US4315846AFeb 16, 1982
Metal salt of N-substituted alkylenebisdithiocarbamic acid
TOKYO ORGAN CHEM IND3 citations57