Inventor · Puming, CN

Achim Loeffler

17Patents

2h-index

63Co-inventors

53Inventor score

Filing activity: Jun 22, 2005 → Sep 17, 2020

Most-cited inventions

Patent	Title	Area	Cited by	Status
US7528288B2	Method for production of polyether alcohols	Chemistry; Metallurgy	3	Active
US7750191B2	Method for producing polyether alcohols	Chemistry; Metallurgy	3	Expired
US8461285B2	Process for preparing polyether polyols	Chemistry; Metallurgy	2	Active
US7723465B2	Method for producing polyether alcohols	Chemistry; Metallurgy	2	Active
US9115246B2	Polyether polyols, process for preparing polyether polyols and their use for producing polyurethanes	Chemistry; Metallurgy	2	Active
US9018345B2	Process for the preparation of polyetherester polyols	Chemistry; Metallurgy	2	Active
US8034980B2	Method for producing polyether polyols	Chemistry; Metallurgy	1	Active
US9512266B2	Process for organocatalytic ring-opening polymerization	Chemistry; Metallurgy	0	Active
US9114380B2	Conditioning of double metal cyanide catalysts	Chemistry; Metallurgy	0	Active
US11913168B2	Process for producing dyed mixed fibres, dyed mixed fibre yarns and/or dyed mixed fibre textile fabrics	Textiles; Paper	0	Active
US9120731B2	Process for preparing polyether alcohols	Chemistry; Metallurgy	0	Active
US9056945B2	Process for organocatalytic ring-opening polymerization	Chemistry; Metallurgy	0	Active
US9156761B2	Process for preparing polyether polyols	Chemistry; Metallurgy	0	Active
US8664427B2	Process for preparing highly branched polyhydroxybenzoic acid alkoxylates	Chemistry; Metallurgy	0	Active
US10370479B2	Process for making a polymer polyol	Chemistry; Metallurgy	0	Active
US9234066B2	Process for preparing polyol dispersions	Emerging Cross-Sectional Technologies	0	Active
US9109077B2	Foamed polyurethanes having improved flexing endurance properties	Chemistry; Metallurgy	0	Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.