Inventor · Cologne, DE

Arnfried Melzer

4Patents
3h-index
6Co-inventors
36Inventor score

Filing activity: May 17, 1977 → Jun 21, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
US4198235A Dye diffusion transfer process employing compounds that release sulfonamide dye providing radicals Physics 9 Expired
US4110113A Sulfonamido dye releaser in photographic dye diffusion transfer Emerging Cross-Sectional Technologies 6 Expired
US4142895A Photographic color developer composition Physics 3 Expired
US4155764A Photographic color developer composition Physics 1 Expired

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