Richard Guy
13Patents
9h-index
20Co-inventors
72Inventor score
Filing activity: Feb 23, 1990 → Apr 26, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5279543A | Device for iontophoretic non-invasive sampling or delivery of substances | Human Necessities | 357 | Expired |
| US5362307A | Method for the iontophoretic non-invasive-determination of the in vivo concentration level of an inorganic or organic substance | Human Necessities | 310 | Expired |
| US5730714A | Method for the iontophoretic non-invasive determination of the in vivo concentration level of glucose | Human Necessities | 236 | Expired |
| US5911223A | Introduction of modifying agents into skin by electroporation | Emerging Cross-Sectional Technologies | 191 | Expired |
| US6542765B1 | Method for the iontophoretic non-invasive determination of the in vivo concentration level of an inorganic or organic substance | Human Necessities | 149 | Expired |
| US5323769A | Ultrasound-enhanced delivery of materials into and through the skin | Human Necessities | 112 | Expired |
| US5636632A | Ultrasound-enhanced sampling of materials through the skin | Human Necessities | 102 | Expired |
| US5115805A | Ultrasound-enhanced delivery of materials into and through the skin | Human Necessities | 96 | Expired |
| US5231975A | Ultrasound-enhanced delivery of materials into and through the skin | Human Necessities | 89 | Expired |
| US6714815B2 | Method for the iontophoretic non-invasive determination of the in vivo concentration level of an inorganic or organic substance | Human Necessities | 3 | Expired |
| US7693573B2 | Method for non-invasively determining the relative levels of two biological substances | Human Necessities | 1 | Active |
| US7555337B2 | Method for non-invasively determining the relative levels of two biological substances | Human Necessities | 1 | Expired |
| US11278218B2 | Multiplexed transdermal extraction and detection devices for non-invasive monitoring of substances and methods of use | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.