Inventor · Via Enrico Fermi, PA, US

Lloyd A. Marks

27Patents
15h-index
3Co-inventors
74Inventor score

Filing activity: Sep 23, 1977 → Aug 6, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5108420A Aperture occlusion device Human Necessities 1,243 Expired
US5256152A Safety needle and method of using same Emerging Cross-Sectional Technologies 116 Expired
US5557864A Footwear fastening system and method of using the same Emerging Cross-Sectional Technologies 101 Expired
US5746213A Adjustable blood pressure cuff and method of using same Human Necessities 77 Expired
US4548211A Computer assisted admittance plethysmograph Human Necessities 37 Expired
US7147601B2 Signal averaging using gating signal obtained from autocorrelation of input signals Human Necessities 36 Expired
US8019401B1 Stretchable electrode and method of making physiologic measurements Human Necessities 36 Active
US4819653A Multi-function fluid communication control system Human Necessities 35 Expired
US5069238A Pivotable joint and joint locking mechanism for a foldable frame Emerging Cross-Sectional Technologies 31 Expired
US5122115A Multilumen angiography catheter Human Necessities 28 Expired
US5149965A Precision radiography scaling device Human Necessities 26 Expired
US5233639A Stereoscopic fluoroscopy apparatus and method of producing stereoscopic X-ray images Electricity 24 Expired
US5626142A Multiple cuff blood pressure system Human Necessities 21 Expired
US5243991A Adjustable blood pressure cuff and method of measuring blood pressure Emerging Cross-Sectional Technologies 17 Expired
US5168901A Fluid communication manifold and control system Emerging Cross-Sectional Technologies 15 Expired
US8043268B1 Safety needle and method of using same Human Necessities 14 Active
US4784153A Method of and apparatus for detecting cardiac rhythm disturbance Human Necessities 10 Expired
US7887491B2 Impedance based device for non-invasive measurement of blood pressure and ankle-brachial index Human Necessities 10 Active
US4140141A Foldable frame apparatus Emerging Cross-Sectional Technologies 8 Expired
US7485094B2 Methods of diagnosis using pulse volume measurement Human Necessities 6 Expired
US11731030B2 Releasable magnetic ski pole strap system Human Necessities 1 Active
US7497832B2 Method and device for measuring peripheral vascular function Human Necessities 1 Expired
US8617118B1 Safety needle and method of making same Human Necessities 0 Active
US8152413B2 Method of and apparatus for bouyancy compensation for divers Performing Operations; Transporting 0 Active
US7945318B2 Peripheral impedance plethysmography electrode and system with detection of electrode spacing Human Necessities 0 Active

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