Inventor · Naumburg, DE

Werner Kern

10Patents
6h-index
8Co-inventors
59Inventor score

Filing activity: Nov 1, 1976 → Apr 25, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US4097889A Combination glass/low temperature deposited Si.sub.w N.sub.x H.sub.y O.sub. z Emerging Cross-Sectional Technologies 38 Expired
US4395304A Selective etching of phosphosilicate glass Emerging Cross-Sectional Technologies 29 Expired
US4546016A Deposition of borophosphosilicate glass Electricity 12 Expired
US5775068A Bag forming, filling and sealing machine with endless supporting belts Performing Operations; Transporting 9 Expired
US4241108A Sprayable titanium composition Emerging Cross-Sectional Technologies 9 Expired
US4436999A Structural defect detection Physics 8 Expired
US6098551A Twin-axle rail vehicle bogie Performing Operations; Transporting 3 Expired
US4273828A Bulk glass having improved properties Emerging Cross-Sectional Technologies 3 Expired
US4442134A Chemical deposition termination Emerging Cross-Sectional Technologies 1 Expired
US8829892B2 Relay, in particular for the high-current range Physics 0 Active

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