Inventor · Dublin, CA, US

Eric T. Johansson

23Patents
13h-index
21Co-inventors
81Inventor score

Filing activity: Sep 11, 1989 → Jun 28, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5247932A Sensor for intrauterine use Human Necessities 280 Expired
US5608647A Method for releasing controlled amount of aerosol medication Human Necessities 274 Expired
US5694919A Lockout device for controlled release of drug from patient-activated dispenser Human Necessities 255 Expired
US5735263A Lockout device for controlled release of drug from patient-activated dispenser Human Necessities 239 Expired
US5755218A Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval Human Necessities 229 Expired
US5392768A Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval Human Necessities 216 Expired
US5507277A Lockout device for controlled release of drug from patient-activateddispenser Human Necessities 169 Expired
US5622162A Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval Human Necessities 145 Expired
US5743252A Method for releasing controlled amount of aerosol medication Human Necessities 114 Expired
US5450336A Method for correcting the drift offset of a transducer Human Necessities 102 Expired
US5469750A Method and apparatus for sensing flow in two directions and automatic calibration thereof Human Necessities 92 Expired
US5046018A Agent gas analyzer and method of use Physics 27 Expired
US5231591A Agent gas analyzer and method of use Physics 20 Expired
USD990671S1 Dock for a cryogenic device General 12 Active
USD1034629S1 Display screen with graphical user interface for a cryogenic device General 7 Active
US11740759B2 Display device and interfaces for cryogenic devices Physics 2 Active
US11134998B2 Integrated cold therapy and electrical stimulation systems for locating and treating nerves and associated methods Human Necessities 1 Active
USD995802S1 Cryogenic device General 1 Active
USD977094S1 Tip assembly for a cryogenic device General 1 Active
US12167881B2 Integrated cold therapy and electrical stimulation systems for locating and treating nerves and associated methods Human Necessities 0 Active
USD1027200S1 Cryogenic device General 0 Active
US11957397B2 Cryogenic device with quick-connect needle probes Human Necessities 0 Active
US11779383B2 Stabilizing pressure in cryogenic devices Human Necessities 0 Active

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