Inventor · Grafton, GB

Christopher James Smith

59Patents
13h-index
117Co-inventors
83Inventor score

Filing activity: Apr 1, 2003 → Oct 7, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
USD499802S1 Powder inhaler General 87 Expired
US7107988B2 Powder inhaler Human Necessities 86 Expired
US8882723B2 Drive mechanism for a drug delivery device and drug delivery device Human Necessities 67 Active
US8574214B2 Cartridge and needle system therefor Human Necessities 65 Active
USD685463S1 Respiratory mask General 54 Active
USD797277S1 Headgear for patient interface General 40 Active
USD782655S1 Patient interface General 36 Active
US9138542B2 Automatic injection device with torsional spring Human Necessities 32 Active
US7726233B2 Brewing receptacle and a foam unit and a beverage maker comprising such a brewing receptacle Human Necessities 26 Active
USD760379S1 Headgear connector for patient interface General 23 Active
US8651338B2 Delivery of two or more medicaments through a single dose selection and single dispense interface Human Necessities 21 Active
USD757250S1 Frame for respiratory mask General 19 Active
USD834179S1 Headgear connector for patient interface General 14 Active
US9457142B2 Device and method for delivery of two or more drug agents Human Necessities 7 Active
US8827964B2 Drug delivery device Human Necessities 6 Active
US7854226B2 Powder inhaler Human Necessities 5 Active
US11040165B2 Adjustable headgear tubing for a patient interface Human Necessities 5 Active
US11179534B2 Patient interface with seal-forming structure Human Necessities 5 Active
US9489868B2 Device for simulating the operation of a medication delivery device Human Necessities 5 Active
US10765808B2 Drug delivery device including motion detection system Human Necessities 5 Active
US10350355B2 Device and method for delivery of two or more drug agents Human Necessities 4 Active
US9339609B2 Injection device Human Necessities 4 Active
US10258270B2 Apparatus for eliciting a blood sample Physics 3 Active
US10695491B2 Drug delivery device including motion detection system Human Necessities 3 Active
US8945069B2 Injection device Human Necessities 2 Active

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