Inventor · Vöhringen, DE

Siegfried Gruhler

7Patents
5h-index
7Co-inventors
56Inventor score

Filing activity: Mar 4, 1982 → Feb 10, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US4924598A Height measuring instrument Physics 21 Expired
US5068653A Capacitive displacement measuring device with T-shaped scale coatings Physics 16 Expired
US4566199A Sliding caliper Physics 13 Expired
US4630928A Length measuring device Physics 10 Expired
US4459755A Measuring device Physics 9 Expired
US8214994B2 Method for separation by cracking, and cracking unit Emerging Cross-Sectional Technologies 0 Active
US9616546B2 Rolling tool Emerging Cross-Sectional Technologies 0 Active

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