Owen Drumm
46Patents
8h-index
10Co-inventors
68Inventor score
Filing activity: Aug 7, 2009 → Dec 22, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8350831B2 | Method and apparatus for detecting a multitouch event in an optical touch-sensitive device | Physics | 49 | Active |
| US8426799B2 | Optical control system with feedback control | Physics | 16 | Active |
| US9092091B2 | Optical touch tomography | Physics | 15 | Active |
| US8227742B2 | Optical control system with modulated emitters | Physics | 13 | Active |
| US8531435B2 | Detecting multitouch events in an optical touch-sensitive device by combining beam information | Physics | 11 | Active |
| US9671900B2 | Optical touch tomography | Physics | 10 | Active |
| US9170683B2 | Optical coupler for use in an optical touch sensitive device | Physics | 10 | Active |
| US8723839B2 | Method and apparatus for detecting a multitouch event in an optical touch-sensitive device | Physics | 8 | Active |
| US9405382B2 | Augmented optical waveguide for use in an optical touch sensitive device | Physics | 7 | Active |
| US9092092B2 | Detecting multitouch events in an optical touch-sensitive device using touch event templates | Physics | 6 | Active |
| US9965101B2 | Instrument detection with an optical touch sensitive device | Physics | 4 | Active |
| US9524060B2 | Low power operation of an optical touch-sensitive device for detecting multitouch events | Physics | 3 | Active |
| US8461512B2 | Optical control system with modulated emitters | Physics | 3 | Active |
| US8723840B2 | Method and apparatus for detecting a multitouch event in an optical touch-sensitive device | Physics | 3 | Active |
| US9552104B2 | Detecting multitouch events in an optical touch-sensitive device using touch event templates | Physics | 2 | Active |
| US9791976B2 | Instrument detection with an optical touch sensitive device | Physics | 2 | Active |
| US9921685B2 | Tactile effect waveguide surface for optical touch detection | Physics | 1 | Active |
| US9335864B2 | Method and apparatus for detecting a multitouch event in an optical touch-sensitive device | Physics | 1 | Active |
| US10402017B2 | Instrument detection with an optical touch sensitive device | Physics | 1 | Active |
| US9063615B2 | Detecting multitouch events in an optical touch-sensitive device using line images | Physics | 1 | Active |
| US10067609B2 | Detecting multitouch events in an optical touch-sensitive device using touch event templates | Physics | 1 | Active |
| US10423280B2 | Tactile effect surface for optical touch detection | Physics | 1 | Active |
| US10108301B2 | Instrument detection with an optical touch sensitive device, with associating contacts with active instruments | Physics | 1 | Active |
| US11624878B2 | Waveguide-based image capture | Physics | 0 | Active |
| US10732770B2 | Thin couplers and reflectors for sensing waveguides | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.