Inventor · Sittard, NL

Otto E. Sielcken

14Patents
5h-index
17Co-inventors
59Inventor score

Filing activity: Dec 22, 1992 → Jun 28, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6835850B2 Process for the carbonylation of a conjugated diene Performing Operations; Transporting 17 Expired
US6232262A Carbonylation catalyst system Performing Operations; Transporting 15 Expired
US5495041A Process for the preparation of a pentenoate ester Chemistry; Metallurgy 14 Expired
US5693851A Process for the preparation of a mixture of alkyl pentenoates Chemistry; Metallurgy 9 Expired
US7087797B2 Continuous hydroformylation process Emerging Cross-Sectional Technologies 5 Expired
US5620938A Epoxydation catalyst Performing Operations; Transporting 5 Expired
US5679831A Process for the preparation of an ester Chemistry; Metallurgy 5 Expired
US5672732A Process for the carbonylation of butadiene or a butadiene derivative Chemistry; Metallurgy 2 Expired
US5585524A Method for the preparation of an aldehyde Emerging Cross-Sectional Technologies 2 Expired
US6175036A Process to prepare a pentenoic acid derivative Chemistry; Metallurgy 1 Expired
US5334768A Process for the production of a cycloalkanone and/or a cycloalkanol Chemistry; Metallurgy 0 Expired
US7102033B2 Continuous hydroformylation process for producing an aldehyde Chemistry; Metallurgy 0 Expired
US5319146A Alkyl peroxides and uses Chemistry; Metallurgy 0 Expired
US7820849B2 Process for the carbonylation of conjugated dienes using a palladium catalyst system Chemistry; Metallurgy 0 Expired

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