Inventor
NAKATA YOSHITOMO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “NAKATA YOSHITOMO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON CATALYTIC CHEM IND
7 patentsUS6498231B2Dec 24, 2002
Vinylpyrrolidone polymer and its stabilization and preservation processes
NIPPON CATALYTIC CHEM IND18 citations90
US6100366AAug 8, 2000
Cyclic imino ether group containing polymer and production process therefor
NIPPON CATALYTIC CHEM IND22 citations90
US6346600B1Feb 12, 2002
Vinylpyrrolidone polymer and its stabilization and preservation processes
NIPPON CATALYTIC CHEM IND6 citations71
US7851568B2Dec 14, 2010
Vinylpyrrolidone-based copolymer and a method for production thereof
NIPPON CATALYTIC CHEM IND4 citations60
US6642333B2Nov 4, 2003
Vinylpyrrolidone (co)polymer
NIPPON CATALYTIC CHEM IND6 citations60
US7214753B2May 8, 2007
N-vinyl amide polymer and production method thereof
NIPPON CATALYTIC CHEM IND1 citations49
US7345103B2Mar 18, 2008
Hydraulic composition
NIPPON CATALYTIC CHEM IND0 citations40