Inventor · Hanau, DE

Peter Kleinschmit

137Patents
17h-index
99Co-inventors
89Inventor score

Filing activity: Jan 14, 1977 → Apr 3, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4704414A Surface modified synthetic, silicatic filler, a process for its production and its use Chemistry; Metallurgy 56 Expired
US5116586A Method for the reduction of nitrogen oxides from waste gases using a zeolite Performing Operations; Transporting 45 Expired
US4514231A Natural oxidic or silicate filler modified on the surface, a process for its production Chemistry; Metallurgy 43 Expired
US4507490A Process for the production of sulfur containing organosilicon compounds Chemistry; Metallurgy 42 Expired
US4384132A Bis-(silylethyl)-oligosulphides and process for their production Chemistry; Metallurgy 31 Expired
US4408064A Bis-(silylethyl)-oligosulphides and process for their production Chemistry; Metallurgy 25 Expired
US4297143A Temperature stabilized silicon dioxide-mixed oxide, the process for its production and use Emerging Cross-Sectional Technologies 24 Expired
US4697009A N-silylpropyl-N'-acyl-ureas and process for their production Chemistry; Metallurgy 23 Expired
US4481174A Crystalline aluminosilicate and process for its production Emerging Cross-Sectional Technologies 22 Expired
US5976480A Pyrogenic silica, process for the production thereof and use Chemistry; Metallurgy 22 Expired
US4444936A Bis-(silylethyl)-oligosulphides and process for their production Chemistry; Metallurgy 22 Expired
US4410669A Polymeric ammonium compounds with a silica-type backbone, processes for their preparation and use Chemistry; Metallurgy 21 Expired
US5380687A Silicon-aluminum mixed oxide Chemistry; Metallurgy 20 Expired
US5008223A Grayish-black encapsulated pigments and method of their production Chemistry; Metallurgy 20 Expired
US4647679A Platinum and/or palladium containing organopolysiloxane-ammonium compounds, method for their preparation and uses Emerging Cross-Sectional Technologies 19 Expired
US4180684A Process for the production of 4,4-isopropylidene-bis'(2,6-dibromophenol) Chemistry; Metallurgy 19 Expired
US5316993A Molded bodies containing dealuminated zeolite Y and the process for their production Performing Operations; Transporting 18 Expired
US5130396A Formed, polymeric organosiloxane ammonium compounds, method of their preparation and use Chemistry; Metallurgy 17 Expired
US5061474A Amorphous aluminum oxides, methods of production and uses Chemistry; Metallurgy 17 Expired
US4603119A Process for production of activated carbon from lignite coke Chemistry; Metallurgy 17 Expired
US4874433A Methods of preparing encapsulated pigments Chemistry; Metallurgy 17 Expired
US4424332A Polymeric metal-amine complex compounds, processes for their preparation and use Performing Operations; Transporting 16 Expired
US4435378A Process for removing extractable substances from carbon black Chemistry; Metallurgy 16 Expired
US4954599A Formed, polymeric, tertiary or secondary organosiloxane amine compounds, methods of their preparation and use Chemistry; Metallurgy 15 Expired
US5094831A Process for the dismutation of chlorosilanes Chemistry; Metallurgy 15 Expired

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