Inventor

KAI YOSHIYUKI

JP9 patents

⚠️ This page may combine multiple inventors who share the name “KAI YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO PHARMA

5 patents

US5342940AAug 30, 1994

Polyethylene glycol derivatives, process for preparing the same

SUMITOMO PHARMA108 citations95

US5214131AMay 25, 1993

Polyethylene glycol derivatives, modified peptides and production thereof

SUMITOMO PHARMA75 citations95

US5183660AFeb 2, 1993

Polyethylene glycol derivatives, their modified peptides, methods for producing them and use of the modified peptides

SUMITOMO PHARMA98 citations94

US5093531AMar 3, 1992

Polyethylene glycol substituted phenyl glyoxals

SUMITOMO PHARMA33 citations92

US4774319ASep 27, 1988

Synthesis of a derivative of GRF and intermediate peptides

SUMITOMO PHARMA9 citations70

UBE INDUSTRIES

4 patents

US4435550AMar 6, 1984

KAI YOSHIYUKI

SUMITOMO PHARMA

Polyethylene glycol derivatives, process for preparing the same

Polyethylene glycol derivatives, modified peptides and production thereof

Polyethylene glycol derivatives, their modified peptides, methods for producing them and use of the modified peptides

Polyethylene glycol substituted phenyl glyoxals

Synthesis of a derivative of GRF and intermediate peptides

UBE INDUSTRIES

Method for polymerizing α-olefin

Method for polymerizing α-olefin

Method for polymerizing α-olefin

Catalyst for producing conjugated diene polymer