Inventor · Roselle, IL, US

Robert B. Fischer

8Patents
4h-index
11Co-inventors
54Inventor score

Filing activity: Jun 9, 1976 → May 14, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US7156600B2 Die for, method of making, and fastener with lobed primary thread lead and interposed dual auxiliary thread lead with improved substrate entry end portion Performing Operations; Transporting 61 Expired
US4326885A Precipitation hardening chromium steel casting alloy Chemistry; Metallurgy 9 Expired
US8647038B2 Fastener with shaving inhibitor Mechanical Engineering; Lighting; Heating 8 Active
US7201302B2 Driver blade with auxiliary combustion chamber for combustion powered fastener-driving tool Performing Operations; Transporting 6 Expired
US7780134B2 Anchor assembly with large range of motion suspension members, and restraint systems for suspended components Mechanical Engineering; Lighting; Heating 4 Active
US8505856B2 Anchor assembly with large range of motion suspension members, and restraint systems for suspended components Mechanical Engineering; Lighting; Heating 2 Active
US4113527A Chrome steel casting Chemistry; Metallurgy 1 Expired
US4045256A Chrome steel casting alloy Chemistry; Metallurgy 1 Expired

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