Inventor · Wittlich, DE

Josef Ems

7Patents
4h-index
2Co-inventors
43Inventor score

Filing activity: Oct 4, 1988 → Sep 8, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5979777A Sanitary mixer tap with a thermostatic device Physics 18 Expired
US4917294A Shut-off valve for scald prevention Mechanical Engineering; Lighting; Heating 14 Expired
US5024378A Shut-off valve for scald prevention Mechanical Engineering; Lighting; Heating 12 Expired
US4981261A Shut-off valve for scald prevention Mechanical Engineering; Lighting; Heating 9 Expired
US5205482A Sanitary mixing unit Emerging Cross-Sectional Technologies 3 Expired
US6886755B2 Sanitary mixing unit Emerging Cross-Sectional Technologies 2 Expired
US6957778B2 Sanitary mixing unit Emerging Cross-Sectional Technologies 1 Expired

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