Inventor · Timonium, MD, US

John H. Staehlin

27Patents
11h-index
41Co-inventors
75Inventor score

Filing activity: Feb 2, 1977 → Oct 19, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5636640A Liquid sampling and test apparatus Physics 148 Expired
US5704938A Implantable bone lengthening apparatus using a drive gear mechanism Chemistry; Metallurgy 118 Expired
US5626581A Implantable bone lengthening apparatus Human Necessities 86 Expired
US6283942A Needle insertion guide apparatus and method Human Necessities 56 Expired
US5073761A Non-contacting radio frequency coupler connector Emerging Cross-Sectional Technologies 42 Expired
US5167145A Measurement of blood coagulation time using infrared electromagnetic energy Physics 39 Expired
US5954673A Method and apparatus for oral motor therapy using a visual display Human Necessities 37 Expired
US4072064A Anti-backlash gear assembly Emerging Cross-Sectional Technologies 21 Expired
US5988662A Lever driven bicycle Emerging Cross-Sectional Technologies 12 Expired
US4918411A Dielectric aperture assembly and method for fabricating the same Emerging Cross-Sectional Technologies 12 Expired
US6029406A In-fill stadium seating Fixed Constructions 12 Expired
US4891651A Light plane communication system for use in a phased array antenna Electricity 9 Expired
US6309394A Bone cutting and breaking apparatus, and miniaturized cutting head Human Necessities 7 Expired
US8652076B2 Active hand-extension/flexion device Human Necessities 5 Active
US4415130A Missile system with acceleration induced operational energy Mechanical Engineering; Lighting; Heating 5 Expired
US6106060A Wheelchair accessible stadium seating Emerging Cross-Sectional Technologies 4 Expired
US6254185A Wheelchair accessible stadium seating Human Necessities 4 Expired
US4484486A Concentric pulley drive assembly Emerging Cross-Sectional Technologies 3 Expired
US5140335A Back-to-back ridged branch manifold structure for a radar frequency antenna Electricity 3 Expired
US6530927B2 Bone cutting and breaking apparatus, and miniaturized cutting head Human Necessities 2 Expired
USH392H Microwave waveguide manifold and method General 1 Active
US10300987B2 Lever driven bicycle with synchronous drive ratio control Performing Operations; Transporting 1 Active
US6488686B2 Bone cutting and breaking apparatus, and miniaturized cutting head Human Necessities 1 Expired
US6655905B1 Linear translation device Emerging Cross-Sectional Technologies 1 Expired
US4538154A Antenna stow mechanism Electricity 1 Expired

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