Inventor · Woodstock, GB

Robert Perkins

31Patents
12h-index
5Co-inventors
70Inventor score

Filing activity: Mar 2, 2004 → May 14, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7850662B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 159 Active
US7094221B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 91 Expired
US9408979B2 Pen-type injector Human Necessities 76 Active
US7918833B2 Pen-type injector Human Necessities 69 Active
US7935088B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 48 Active
US8512297B2 Pen-type injector Human Necessities 38 Active
US7676985B1 System and device for pest monitoring and eradication Human Necessities 24 Active
US8679069B2 Pen-type injector Human Necessities 23 Active
US9233211B2 Relating to a pen-type injector Human Necessities 21 Active
US9028454B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 17 Active
US9526844B2 Pen-type injector Human Necessities 15 Active
US8603044B2 Pen-type injector Human Necessities 12 Active
US9011391B2 Pen-type injector Human Necessities 12 Active
US9533105B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 12 Active
US8992486B2 Pen-type injector Human Necessities 11 Active
US9775954B2 Pen-type injector Human Necessities 11 Active
US9623190B2 Pen-type injector Human Necessities 11 Active
US8556864B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 8 Active
US9827379B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 7 Active
US9604009B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 6 Active
US9623189B2 Relating to drive mechanisms suitable for use in drug delivery devices Human Necessities 6 Active
US9205197B2 Drug delivery device dose setting mechanism Human Necessities 6 Active
US9604008B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 6 Active
US9561331B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 6 Active
US9610409B2 Drive mechanisms suitable for use in drug delivery devices Human Necessities 6 Active

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