Inventor
YAMAMURA YUICHI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMURA YUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI CHEMICALS INC
6 patentsUS7393965B2Jul 1, 2008
Crosslinked metallocene compound for olefin polymerization and method of polymerizing olefin with the same
MITSUI CHEMICALS INC29 citations92
US10919997B2Feb 16, 2021
Ethylene α-olefin non-conjugated polyene copolymer, use thereof, and manufacturing method thereof
MITSUI CHEMICALS INC2 citations71
US11760819B2Sep 19, 2023
Ethylene α-olefin non-conjugated polyene copolymer, use thereof, and manufacturing method thereof
MITSUI CHEMICALS INC0 citations60
US11613595B2Mar 28, 2023
Ethylene alpha-olefin non-conjugated polyene copolymer, use thereof, and manufacturing method thereof
MITSUI CHEMICALS INC0 citations60
US7834204B2Nov 16, 2010
Fluorene derivative, transition metal compound, catalyst for olefin polymerization, and process for producing olefin polymer
MITSUI CHEMICALS INC1 citations51
US9969827B2May 15, 2018
Process for producing ethylene/α-olefin copolymer
MITSUI CHEMICALS INC1 citations49
DAIICHI SEIYAKU CO
4 patentsUS4101536AJul 18, 1978
Muramyldipeptide derivatives and process for the preparation thereof
DAIICHI SEIYAKU CO60 citations94
US4317771AMar 2, 1982
Muramyldipeptide derivatives
DAIICHI SEIYAKU CO25 citations80
US4382080AMay 3, 1983
Method for treating and preventing bacterial infections
DAIICHI SEIYAKU CO10 citations72
US4606857AAug 19, 1986
Muramyldipeptide derivatives
DAIICHI SEIYAKU CO4 citations63
TAKEDA CHEMICAL INDUSTRIES LTD
4 patentsUS4369178AJan 18, 1983
Glucosamine peptide derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD30 citations92
US4314998AFeb 9, 1982
6-Deoxyglucosamine-peptide derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD22 citations82
US4430265AFeb 7, 1984
Glucosamine derivatives
TAKEDA CHEMICAL INDUSTRIES LTD7 citations68
US4191778AMar 4, 1980
Aqueous immunoregulatory agent
TAKEDA CHEMICAL INDUSTRIES LTD3 citations62