Inventor · Cologne, DE

Hans Kyri

3Patents
2h-index
6Co-inventors
33Inventor score

Filing activity: Aug 14, 1975 → Sep 20, 1979

Most-cited inventions

PatentTitleAreaCited byStatus
US4040850A Production of porous gypsum moldings Chemistry; Metallurgy 10 Expired
US4267058A Precipitating agent for dephosphatizing effluent Emerging Cross-Sectional Technologies 7 Expired
US4200622A Purification of ammonium fluoride solutions Chemistry; Metallurgy 1 Expired

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