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USPTO Patent Rankings Data through Dec 31, 2025
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Anthony E. Zank — 22 Patents

TSTopaz Systems: 18 patents #1 of 14Top 8%
AMAmpex: 1 patents #119 of 247Top 50%
LOLogitech: 1 patents #48 of 121Top 40%
Simi Valley, CA: #55 of 1,200 inventorsTop 5%
California: #25,951 of 386,348 inventorsTop 7%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
Anthony E. Zank has been granted 22 US patents while listed as an inventor at Topaz Systems. The first was granted in 1981 and the most recent in December 2022. Anthony E. Zank ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Anthony E. Zank in Simi Valley, CA, US.

Patents per Year

Patents granted per year, 1981 to 2022Bar chart with a peak of 4 patents in 2016.peak 41981: 1 patents19811992: 2 patents1995: 1 patents19952001: 1 patents2005: 1 patents20052006: 2 patents2007: 1 patents20072008: 1 patents2009: 1 patents20092010: 1 patents2011: 2 patents20112015: 2 patents2016: 4 patents20162020: 1 patents2022: 1 patents2022

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
11526271 Electronic signature capture via secure interface Peter W. Dunckel 2022-12-13
10693721 Methods for serial port client server mapping Christopher Priesz, Jeff Robertson 2020-06-23
9378518 Electronic signature security system — 2016-06-28
9329720 Digitizer — 2016-05-03
9323409 Digitizer — 2016-04-26
9262004 Overlay for electronic writing pad — 2016-02-16
8994686 Digitizer — 2015-03-31
8952926 Digitizer — 2015-02-10
7933840 Electronic signature security system — 2011-04-26
7876930 Fingerprint reader combination Bruce Odessky 2011-01-25
7693312 Method for authenticating an electronic signature Paul Zank 2010-04-06
7526108 Wireless data management system Thomas Jacques 2009-04-28
7436397 Touchpad stylus having isolated low-mass contact element — 2008-10-14
7190815 Method for authenticating an electronic signature Paul Zank 2007-03-13
D532009 Integrated signature pad and fingerprint reader Bruce Odessky 2006-11-14
7123143 Wireless signature management system Thomas Jacques 2006-10-17
6972754 Touchpad stylus having isolated low-mass contact element — 2005-12-06
6307955 Electronic signature management system David R. Stevens 2001-10-23
5420379 Electromagnetic position transducer having active transmitting stylus Michael N. Gilano, Kenneth S. Gold, H. Maurice France 1995-05-30
5122623 Electromagnetic position transducer having active transmitting stylus Michael N. Gilano, Kenneth S. Gold, H. Maurice France 1992-06-16
5120908 Electromagnetic position transducer Michael N. Gilano 1992-06-09
4285004 Total raster error correction apparatus and method for the automatic set up of television cameras and the like Eric F. Morrison 1981-08-18

Frequent Collaborators

Michael N. Gilano3 shared
Bruce Odessky2 shared
Paul Zank2 shared
Kenneth S. Gold2 shared
Thomas Jacques2 shared
H. Maurice France2 shared

Nearby-Ranked Inventors

David A. Bierdeman22
Ryan M. Stone22
Kai-Uwe Schmidt22
Satoshi Yoneda22
Rene Frigiere22
Wayne Thomas McHugh22
Michael Bachmann22
Kimberly Rae Saviers22
Qinda Ye22