Inventor · Bergerac, FR

Michel Letoffe

20Patents
11h-index
20Co-inventors
75Inventor score

Filing activity: May 10, 1974 → Apr 27, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4143088A Rapidly curable, storage-stable organosilicon compositions Chemistry; Metallurgy 67 Expired
US4525565A Single component organopolysiloxane compositions containing silanes with acyloxy or ketoniminoxy groups as cross linking agents and organic derivatives of titanium or zirconium as catalysts Emerging Cross-Sectional Technologies 38 Expired
US4672003A RTV organopolysiloxane compositions and self-adhesive elastomers therefrom Emerging Cross-Sectional Technologies 26 Expired
US4604444A Curable organopolysiloxane compositions comprising microencapsulated hardening accelerators Emerging Cross-Sectional Technologies 25 Expired
US3983265A Method of coating a substrate with curable organopolysiloxane compositions Emerging Cross-Sectional Technologies 22 Expired
US4532315A Rapidly hardening organopolysiloxane compositions comprising polyacyloxysilane cross-linking agents Emerging Cross-Sectional Technologies 21 Expired
US3933729A Organopolysiloxane compositions which vulcanise at ambient temperature and above to yield elastomers which adhere to the most diverse supports Chemistry; Metallurgy 17 Expired
US4748166A RTV storage stable, water-free organopolysiloxanes Chemistry; Metallurgy 15 Expired
US5079324A LiOH catalyzed preparation of alkoxylated diorganopolysiloxanes Emerging Cross-Sectional Technologies 14 Expired
US6521699B2 Aqueous silicone dispersion Chemistry; Metallurgy 13 Expired
US4508888A Rapidly hardening organopolysiloxane compositions comprising polyacyloxysilane cross-linking agents Emerging Cross-Sectional Technologies 11 Expired
US4762879A Single-component, storage-stable diorganopolysiloxane CVE compositions Chemistry; Metallurgy 6 Expired
US4956436A Tin monochelate catalysis of organopolysiloxane compositions Chemistry; Metallurgy 6 Expired
US3965280A Use of organopolysiloxane compositions which cure at ambient temperature in coating electrical and electronic devices Chemistry; Metallurgy 6 Expired
US4797462A Organopolysiloxanes containing cure accelerators Emerging Cross-Sectional Technologies 4 Expired
US6124235A Accelerator system for crosslinking polymers which harden on exposure to the moisture in air Chemistry; Metallurgy 4 Expired
US4769409A Single-component, storage-stable diorganopolysiloxane CVE compositions Emerging Cross-Sectional Technologies 3 Expired
US4824924A Preparation of terminally alkoxylated diorganopolysiloxanes Emerging Cross-Sectional Technologies 3 Expired
US4755579A Autoaccelerated organopolysiloxane elastomers Emerging Cross-Sectional Technologies 2 Expired
US5681884A Accelerator system for crosslinking polymers which harden on exposure to the moisture in air Chemistry; Metallurgy 1 Expired

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