Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KP

Karlton D. Powell

Microsoft: 52 patents #306 of 40,388Top 1%
MIMicrovision: 16 patents #15 of 190Top 8%
BSBall Semiconductor: 4 patents #17 of 63Top 30%
Lake Stevens, WA: #1 of 225 inventorsTop 1%
Washington: #529 of 76,902 inventorsTop 1%
Overall (All Time): #26,704 of 4,157,543Top 1%
73 Patents All Time

Issued Patents All Time

Showing 26–50 of 73 patents

Patent #TitleCo-InventorsDate
10001845 3D silhouette sensing system David Kim, Shahram Izadi, Vivek Pradeep, Steven Bathiche, Timothy Andrew Large 2018-06-19
9958585 Computer vision depth sensing at video rate using depth from defocus Vivek Pradeep 2018-05-01
9945988 Array-based camera lens system 2018-04-17
9864119 Infrared filter with screened ink and an optically clear medium 2018-01-09
9798064 Hybrid concentrator for a backlight Timothy Andrew Large 2017-10-24
9798154 Control of polarization and diffractive artifact resolution in retro-imaging systems Tim Large, Yutaka Tokuda 2017-10-24
9720506 3D silhouette sensing system David Kim, Shahram Izadi, Vivek Pradeep, Steven Bathiche, Timothy Andrew Large 2017-08-01
9720548 See-through IR frontlight with embedded partially reflective facets 2017-08-01
9653044 Interactive display system Timothy Andrew Large, Steven Bathiche 2017-05-16
9638841 Laminated diffuser Liying Chen 2017-05-02
9612687 Auto-aligned illumination for interactive sensing in retro-reflective imaging applications John Lutian, Timothy Andrew Large 2017-04-04
9599757 Increased accuracy corner cube arrays for high resolution retro-reflective imaging applications John Lutian 2017-03-21
9535537 Hover detection in an interactive display device Timothy Andrew Large, Steven Bathiche 2017-01-03
9494726 Switchable backlight unit 2016-11-15
9436980 Reducing ghosting and other image artifacts in a wedge-based imaging system 2016-09-06
9377902 Systems and methods for wedge-based imaging using flat surfaces 2016-06-28
9354748 Optical stylus interaction John Lutian, Liang Wang, Steven Bathiche 2016-05-31
9355345 Transparent tags with encoded data 2016-05-31
9316778 Hybrid concentrator for a backlight Timothy Andrew Large 2016-04-19
9116390 Touch sensing liquid crystal display compatible with linearly polarized sunglasses Peggy Lopez 2015-08-25
8896545 Angularly-selective sensor-in-pixel image detection 2014-11-25
8749529 Sensor-in-pixel display system with near infrared filter Rajesh Manohar Dighde 2014-06-10
8730212 Illuminator for touch- and object-sensitive display Prafulla Masalkar, Timothy Andrew Large, Steven Bathiche 2014-05-20
8619062 Touch-pressure sensing in a display panel Steven Bathiche, Timothy Andrew Large 2013-12-31
8384694 Infrared vision with liquid crystal display device Zhiqiang Liu, Prafulla Masalkar 2013-02-26