Inventor · Berlin, DE

Helmut Borner

5Patents
3h-index
9Co-inventors
42Inventor score

Filing activity: Nov 5, 1984 → Mar 8, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US5386028A Process for the production of N-.beta.-hydroxyalkyl-tri-N-carboxyalkyl-1,4,7,10-tetraazacyclododecane and N-.beta.-hydroxyalkyl-tri-N-carboxyalkyl-1,4,8,11-tetraazacyclotetradeca ne derivatives and their metal complexes Chemistry; Metallurgy 24 Expired
US4970314A Process for the preparation of 2-bromo-8-ergolinyl compounds Chemistry; Metallurgy 15 Expired
US4644062A Process for the production of .beta.-carbolines by dehydrogenation Chemistry; Metallurgy 4 Expired
US5401854A Process for the production of indole derivatives Chemistry; Metallurgy 1 Expired
US5329009A Selective phenylation of 5-hydroxy-.beta.-carboline derivatives Human Necessities 0 Expired

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