Inventor · Adelphi, MD, US

Arthur E. Clark

37Patents
14h-index
29Co-inventors
81Inventor score

Filing activity: Jun 3, 1974 → Oct 19, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5074916A Alkali-free bioactive sol-gel compositions Human Necessities 97 Expired
US4851046A Periodontal osseous defect repair Human Necessities 83 Expired
US7564152B1 High magnetostriction of positive magnetostrictive materials under tensile load Electricity 55 Expired
US4308474A Rare earth-iron magnetostrictive materials and devices using these materials Chemistry; Metallurgy 51 Expired
US4158368A Magnetostrictive transducer Emerging Cross-Sectional Technologies 45 Expired
US5039894A Magnetostrictive linear motor Electricity 35 Expired
US5168760A Magnetic multilayer strain gage Physics 28 Expired
US4443731A Hybrid piezoelectric and magnetostrictive acoustic wave transducer Performing Operations; Transporting 28 Expired
US4378258A Conversion between magnetic energy and mechanical energy Electricity 27 Expired
US4763030A Magnetomechanical energy conversion Electricity 27 Expired
US7479193B1 Preparation of positive magnetostrictive materials for use under tension Electricity 23 Active
US4112699A Heat transfer system using thermally-operated, heat-conducting valves Emerging Cross-Sectional Technologies 22 Expired
US4438509A Transducer with tensioned-wire precompression Physics 21 Expired
US5047683A Hybrid transducer Performing Operations; Transporting 21 Expired
US6300855A Hysteresis reduction in giant magnetostrictive materials Electricity 14 Expired
US5041753A High torque magnetic angular positioning motor Electricity 12 Expired
US3949351A Variable delay line Electricity 12 Expired
US7952239B2 Bimetallic strips for energy harvesting, actuation and sensing Emerging Cross-Sectional Technologies 11 Active
US6139648A Prestress imposing treatment of magnetostrictive material Electricity 10 Expired
US6176943A Processing treatment of amorphous magnetostrictive wires Electricity 9 Expired
US5600239A Strain sensing system including a magnetostrictive material having a piezomagnetic property selected for maximizing electrical impedance to current applied to a predetermined skin depth Physics 7 Expired
US5693154A Terbium-dysprosium-zinc and terbium-gadolinium-zinc magnetostrictive materials and devices Electricity 7 Expired
US6533257B1 Composite vibration damping system Mechanical Engineering; Lighting; Heating 6 Expired
US7597010B1 Method of achieving high transduction under tension or compression Electricity 5 Expired
US5315881A Magnetostrictive torque sensor Emerging Cross-Sectional Technologies 5 Expired

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