Inventor · Bensberg, DE

Lothar Preis

18Patents
11h-index
24Co-inventors
68Inventor score

Filing activity: Nov 5, 1975 → Jun 1, 1990

Most-cited inventions

PatentTitleAreaCited byStatus
US4273476A Reinforcement of armored earth work constructions Fixed Constructions 34 Expired
US4009043A Reinforced plastics and a process for their production Chemistry; Metallurgy 23 Expired
US4481249A Metallized carbon fibres and composite materials containing these fibres Emerging Cross-Sectional Technologies 20 Expired
US5047104A Profiles of composite fibrous materials Mechanical Engineering; Lighting; Heating 17 Expired
US4631319A Thermosetting cyanate resin and the use thereof for the production of composite materials and IPNs Emerging Cross-Sectional Technologies 16 Expired
US4754001A Thermosetting cyanate resin and the use thereof for the production of composite materials and IPNs Emerging Cross-Sectional Technologies 15 Expired
US5262230A Lightweight composite material with a thermoset matrix Emerging Cross-Sectional Technologies 15 Expired
US4042558A Filled polymerization products based on carbodiimide copolymers Emerging Cross-Sectional Technologies 13 Expired
US4148844A Polymerization products containing polycarbodiimides and vinyl monomers Chemistry; Metallurgy 13 Expired
US4592421A Sucker rods Emerging Cross-Sectional Technologies 12 Expired
US4614684A Reinforced composite comprising resin impregnated metallized polyaramide fabric and method of making same Emerging Cross-Sectional Technologies 11 Expired
US4300321A Composite fibre material articles with inlays and a method of producing them Emerging Cross-Sectional Technologies 8 Expired
US4665678A Lightweight constructions of increased strength and dimensional stability Emerging Cross-Sectional Technologies 8 Expired
US4443132A Anchoring of tension members Fixed Constructions 4 Expired
US4501516A Anchoring of tension members Fixed Constructions 3 Expired
US4585811A Reinforcing agents for elastomers, the production of reinforced elastomers and reinforced elastomers Chemistry; Metallurgy 3 Expired
US4526492A Anchoring element for fibrous composite materials Emerging Cross-Sectional Technologies 2 Expired
US4659797A Matrix materials and a process for their preparation Chemistry; Metallurgy 0 Expired

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