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USPTO Patent Rankings Data through Dec 31, 2025
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Daniel H. Scharff — 20 Patents

ESElo Touch Solutions: 15 patents #6 of 111Top 6%
ETElo Touchsystems: 3 patents #4 of 51Top 8%
BIBeckman Instruments: 1 patents #201 of 431Top 50%
TCTyco Electronics Co.: 1 patents #700 of 1,364Top 55%
San Leandro, CA: #23 of 574 inventorsTop 5%
California: #29,208 of 386,348 inventorsTop 8%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Daniel H. Scharff has been granted 20 US patents while listed as an inventor at Elo Touch Solutions. The first was granted in 1984 and the most recent in June 2020. Daniel H. Scharff ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Daniel H. Scharff in San Leandro, CA, US.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10678379 Bezel-less acoustic touch apparatus Yoshikazu Tanaka, Ting Gao, Joel C. Kent, Jeffrey Haller, Timothy O. Avery 2020-06-09
10678380 Acoustic touch apparatus and method using touch sensitive Lamb waves David S. Hecht, Joel C. Kent, Kyu-Tak Son, Masao Takeuchi 2020-06-09
10289250 Touchscreen for detecting multiple touches Joel C. Kent, James L. Aroyan, Ting Gao 2019-05-14
9671904 Acoustic touch apparatus Joel C. Kent 2017-06-06
9552106 Bezel-less acoustic touch apparatus Yoshikazu Tanaka, Ting Gao, Joel C. Kent, Jeffrey Haller, Timothy O. Avery 2017-01-24
9507464 Acoustic touch apparatus and methods using touch sensitive lamb waves David S. Hecht, Joel C. Kent, Kyu-Tak Son, Masao Takeuchi 2016-11-29
9454266 Touchscreen for detecting multiple touches Joel C. Kent, James L. Aroyan, Ting Gao, Yoshikazu Tanaka 2016-09-27
9348467 Radial layout for acoustic wave touch sensor Joel C. Kent, Kyu-Tak Son 2016-05-24
9304629 Radial transducer for acoustic wave touch sensor Yoshikazu Tanaka, Ting Gao, Joel C. Kent, James L. Aroyan 2016-04-05
9170686 Multi-transducer waveguide arrays Joel C. Kent 2015-10-27
8896564 Acoustic touch apparatus Joel C. Kent, Damien Berget 2014-11-25
8823685 Acoustic touch apparatus James L. Aroyan, Ting Gao, Joel C. Kent 2014-09-02
8681128 Acoustic touch apparatus Joel C. Kent 2014-03-25
8576202 Bezel-less acoustic touch apparatus Yoshikazu Tanaka, Ting Gao, Joel C. Kent, Jeffrey Haller, Timothy O. Avery 2013-11-05
8243048 Touchscreen for detecting multiple touches Joel C. Kent, James L. Aroyan, Ting Gao, Yoshikazu Tanaka 2012-08-14
7952567 Touch sensor with improved electrode pattern James L. Aroyan 2011-05-31 $18,910,000
6948371 Acoustic wave touch detecting apparatus Yoshikazu Tanaka, Christopher William Dews 2005-09-27
6411287 Stress seal for acoustic wave touchscreens Don Armstrong 2002-06-25
5739479 Gentle-bevel flat acoustic wave touch sensor Marcia M. Davis-Cannon, Robert De Renzi, Paulo I. Gomes, Joel C. Kent, Michael L. Lewis +1 more 1998-04-14
4476017 Removable synthesis column Lev J. Leytes 1984-10-09 $9,040,000