Inventor · Glenshaw, PA, US

Daniel E. Johnson

23Patents
10h-index
24Co-inventors
75Inventor score

Filing activity: Jan 2, 1975 → Sep 18, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5707632A Receptors for fibroblast growth factors Physics 79 Expired
US6764108B2 Assembly of hollow torque transmitting sucker rods Mechanical Engineering; Lighting; Heating 57 Expired
US6384191B1 Receptors for fibroblast growth factors Physics 42 Expired
US4354371A Method of prestressing the working surfaces of pressure chambers or cylinders Chemistry; Metallurgy 31 Expired
US9470226B2 Multi-part valve assembly Mechanical Engineering; Lighting; Heating 29 Active
US4004583A Restraining device Human Necessities 26 Expired
US6991267B2 Assembly of hollow torque transmitting sucker rods and sealing nipple with improved seal and fluid flow Mechanical Engineering; Lighting; Heating 24 Expired
USD906097S1 Hook General 23 Active
USD732153S1 Air filter General 18 Active
USD876935S1 Hook with surface pattern General 17 Active
USD725390S1 Sheet material General 10 Active
US6811149B1 Fatigue and damage tolerant coil spring Emerging Cross-Sectional Technologies 7 Expired
USD943402S1 Hook General 6 Active
US4291519A Bottle carton filling machine Performing Operations; Transporting 6 Expired
US8722640B2 Stabilized STAT3 decoy oligonucleotides and uses therefor Chemistry; Metallurgy 3 Active
US10402539B2 Integrated services qualification Physics 2 Active
US10902002B2 Secure low-weight data hub Physics 2 Active
US10760568B2 Multi-part valve assembly Mechanical Engineering; Lighting; Heating 2 Active
US9062121B2 Stabilized STAT3 decoy oligonucleotides and uses therefore Chemistry; Metallurgy 1 Active
US11280411B1 Multi-part valve assembly Mechanical Engineering; Lighting; Heating 1 Active
US5232282A Food waste mixing and heat treating vehicle, hog lot and method of raising and feeding hogs Performing Operations; Transporting 0 Expired
US10183977B2 Stabilized STAT3 decoy oligonucleotides and uses therefor Chemistry; Metallurgy 0 Active
US11839845B2 Air-filter media comprising a relofted spunbonded web, and methods of making and using Textiles; Paper 0 Active

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