Inventor · Aachen, DE

Ulrich Keller

8Patents
3h-index
15Co-inventors
54Inventor score

Filing activity: Oct 10, 1991 → Feb 2, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5199870A Process for destroying and removing material from teeth Human Necessities 35 Expired
US6021683A Drive apparatus for a forming machine Emerging Cross-Sectional Technologies 9 Expired
US6289754A Drive apparatus for a forming machine Emerging Cross-Sectional Technologies 3 Expired
US12123688B2 Penetrator, use of a penetrator, and projectile Mechanical Engineering; Lighting; Heating 0 Active
US12339108B2 Sabot Mechanical Engineering; Lighting; Heating 0 Active
US11814694B2 Method for producing a highly heat-resistant weapon barrel provided with a twist profile Chemistry; Metallurgy 0 Active
US11754381B2 Sabot of the push-pull type having mutually separate parts for the push and pull function Emerging Cross-Sectional Technologies 0 Active
US7101831B2 Compositions of material, especially lubricants and pressure transmitting means, the production and use thereof Chemistry; Metallurgy 0 Expired

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