Frederic Leising
24Patents
7h-index
26Co-inventors
69Inventor score
Filing activity: Jan 25, 1984 → Aug 21, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5194489A | Organopolysiloxane composition containing a cyclopentenyl radical and crosslinkable to give an elastomer | Chemistry; Metallurgy | 17 | Expired |
| US4791161A | Cationic latices of copolymers based on conjugated dienes | Chemistry; Metallurgy | 17 | Expired |
| US5156774A | Thiophene-related compounds active in nonlinear optics, materials and devices containing them | Chemistry; Metallurgy | 15 | Expired |
| US5034145A | Process for the preparation of magnetizable microspheres based on polysiloxane and their biological application | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4857585A | Stable amphoteric aqueous dispersions of synthetic polymers | Chemistry; Metallurgy | 13 | Expired |
| US4985166A | Magnetizable composite particles based on cross-linked organopolysiloxane, process for preparation thereof and their application in biology | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5108636A | Magnetizable composite particles based on crosslinked organopolysiloxane, process for preparation thereof and their application in biology | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4525519A | Stable amphoteric latices of copolymers based on conjugated dienes | Chemistry; Metallurgy | 7 | Expired |
| US6376721B1 | Process for alkoxylation in the presence of rare earth triflimides | Performing Operations; Transporting | 6 | Expired |
| US5118724A | Silane and organopolysiloxane containing a cyclopentenyl radical and obtainable by a michael reaction | Chemistry; Metallurgy | 5 | Expired |
| US7247688B2 | Method for synthesis of block polymers by controlled free radical polymerization | Chemistry; Metallurgy | 2 | Expired |
| US5783718A | Process for the preparation of polyorganosiloxanes by hydrolysis of organohalosilanes | Chemistry; Metallurgy | 2 | Expired |
| US6653432B2 | Condensation polymerization method for isocyanates | Chemistry; Metallurgy | 2 | Expired |
| US4528322A | Aqueous cationic dispersions of synthetic polymers | Chemistry; Metallurgy | 1 | Expired |
| US9012589B2 | Plasticizers for aqueous suspensions of mineral particles and hydraulic binder pastes | Chemistry; Metallurgy | 1 | Active |
| US5292798A | Cyclopentadienyl and/or cyclopentadienylene and/or dicyclopentadienylene substituted polyorganosiloxanes crosslinkable into elastomeric state | Chemistry; Metallurgy | 0 | Expired |
| US9950988B2 | Method for the synthesis of alpha/alpha-prime-alcoxylated glycerol linear carbonic esters | Chemistry; Metallurgy | 0 | Active |
| US10071952B2 | Alpha/alpha-prime-alkoxylated glycerol linear carbonic esters | Chemistry; Metallurgy | 0 | Active |
| US10822272B2 | Copolymers having gem-bisphosphonate groupings | Chemistry; Metallurgy | 0 | Active |
| US10533066B2 | Block copolymers that can be used as plasticisers | Chemistry; Metallurgy | 0 | Active |
| US9181127B2 | Agents for inerting clays in hydraulic compositions | Chemistry; Metallurgy | 0 | Active |
| US6890980B2 | Synthesis of block polymers obtained by controlled free radical polymerization | Chemistry; Metallurgy | 0 | Expired |
| US9371424B2 | Copolymers having gem-acetophone groups | Chemistry; Metallurgy | 0 | Active |
| US10081572B2 | Copolymers having gem-bisphosphonate groupings | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.