Inventor · Pulheim, DE

Gunter Schummer

5Patents
4h-index
17Co-inventors
54Inventor score

Filing activity: May 11, 1976 → Jul 30, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4177111A Process for the recovery of dimethylacylamides Emerging Cross-Sectional Technologies 8 Expired
US4058526A Treatment of waste water from the preparation of 6-substituted 3-mercapto-4-amino-1,2,4-triazine-5-ones Chemistry; Metallurgy 7 Expired
US4308112A Process for the isolation of pyrocatechol and hydroquinone Chemistry; Metallurgy 6 Expired
US6215036A Method for producing high purity isobutylene from a butane plus fraction containing isobutylene and butylene-1 Chemistry; Metallurgy 5 Expired
US6541652B2 Process and apparatus for isolating organic substances from a gas mixture in which these substances are present Emerging Cross-Sectional Technologies 2 Expired

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