Inventor · Riverside, CA, US

James Weigl

28Patents
14h-index
4Co-inventors
74Inventor score

Filing activity: Aug 9, 1974 → Aug 17, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5392770A Tubing circuit systems for humidified respiratory gas Emerging Cross-Sectional Technologies 158 Expired
US4430994A Respiratory gas heating and humidifying methods and apparatus Human Necessities 99 Expired
US6363930B1 Apparatus for providing heat/moisture to respiratory gases Human Necessities 83 Expired
US6415788B1 Apparatus for treating respiratory gases including liquid trap Human Necessities 67 Expired
US6095135A Apparatus for providing benefits to respiratory gases Human Necessities 51 Expired
US6105576A Apparatus for treating respiratory gases including liquid trap Human Necessities 45 Expired
US4453835A Temperature sensor Physics 45 Expired
US4456008A Respiratory apparatus and method Emerging Cross-Sectional Technologies 36 Expired
US4072148A Multistage mixing valve for a medical respirator Emerging Cross-Sectional Technologies 31 Expired
US3961624A Method of determining lung pressure of a patient using a positive pressure breathing system Human Necessities 28 Expired
US4091917A Contact lens case Emerging Cross-Sectional Technologies 26 Expired
USD671263S1 Headband with a dinosaur General 15 Active
USD282283S Sensor line fitting for a respiratory system General 15 Expired
US6240668A Apparatus to distinguish containers Physics 14 Expired
USD276465S Straight flow manifold General 14 Expired
US4085766A Adjustable gas mixing valve Emerging Cross-Sectional Technologies 11 Expired
USD276369S In line flow connector for a respirator General 10 Expired
USD350190S Humidifier manifold for a ventilator breathing circuit General 9 Expired
USD276464S Respiratory gas flow manifold General 9 Expired
USD352104S Humidifier manifold for a ventilator breathing circuit General 8 Expired
US7556392B2 Illuminating utensil Human Necessities 6 Expired
USD701443S1 Dolphin handle for an elongated object General 5 Active
USD289688S Tubing coupler for respiratory systems General 4 Expired
USD722189S1 Headband with continuous fiber optic tufts General 3 Active
USD355351S Tubing holder General 3 Expired

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