Inventor · Glen Arm, MD, US

John L. Wickham

15Patents
7h-index
6Co-inventors
59Inventor score

Filing activity: Nov 26, 1985 → Oct 24, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5891171A Apparatus with noise classification in an implantable cardiac device by using an amplifier with a variable threshold Emerging Cross-Sectional Technologies 61 Expired
US5897575A Arrhythmia classification system with reliability indication that allows for low quality input signals in pacemakers Human Necessities 60 Expired
US4697318A Adaptable machining system Emerging Cross-Sectional Technologies 15 Expired
US7059055B2 High output device for confirming thread presence in nuts and other threaded parts Physics 12 Expired
US4740120A Thread tapping machine tool Emerging Cross-Sectional Technologies 11 Expired
US6209431A Automated degate and trim machine Emerging Cross-Sectional Technologies 11 Expired
US4787128A Modularly expandable integrated process machine system and rotary indexing mechanism therefor Emerging Cross-Sectional Technologies 7 Expired
US4715113A Machine component installation device Emerging Cross-Sectional Technologies 5 Expired
US4697799A Support for precisely holding a workpiece Performing Operations; Transporting 4 Expired
US5195227A Quick change mounting system for machine tools Emerging Cross-Sectional Technologies 3 Expired
US4890514A Rotary indexing mechanism Emerging Cross-Sectional Technologies 3 Expired
US5969267A Flowmeter having a temper proof housing mounted on a pipe section thereof for a telemetering unit including a battery and a circuit Physics 2 Expired
US7513720B2 Apparatus and method for gaging, tapping and re-chasing threads in out-of-position holes Emerging Cross-Sectional Technologies 1 Active
US5597521A Unloader-separator Emerging Cross-Sectional Technologies 1 Expired
US6729111B2 System for palletizing screws and other headed elements Performing Operations; Transporting 0 Expired

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