Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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William Alan Saperstein — 22 Patents

Google: 12 patents #2,069 of 22,993Top 9%
TITexas Instruments: 3 patents #4,069 of 12,488Top 35%
BCBroadon Communications: 2 patents #5 of 7Top 75%
NDNook Digital: 2 patents #20 of 46Top 45%
Apple: 2 patents #9,294 of 18,612Top 50%
BABarnesandnoble.Com: 1 patents #8 of 34Top 25%
Redwood City, CA: #411 of 5,061 inventorsTop 9%
California: #25,951 of 386,348 inventorsTop 7%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
William Alan Saperstein has been granted 22 US patents while listed as an inventor at Google. The first was granted in 1996 and the most recent in November 2025. William Alan Saperstein ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list William Alan Saperstein in Redwood City, CA, US.

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12474420 Sensor-based tamper detection for mounted electronic devices Aditya Shailesh Ghadiali 2025-11-18
12149106 Systems and methods for monitoring high charge levels in rechargeable batteries Michael Chen, James Robert Lim, David Wang 2024-11-19 $89,094,000
12078694 Sensor-based tamper detection for mounted electronic devices Aditya Shailesh Ghadiali 2024-09-03 $114,566,000
12052494 Systems and methods of power-management on smart devices Sahana Mysore, Jacobi Colton Grillo, Mikko Sannala, Robinder Virk 2024-07-30 $89,515,000
11934285 Identification/communication interface between consumer electronic devices and accessory devices Haoxing Zhang, Dietrich Ho, Hung-Yang Lee 2024-03-19 $87,363,000
11901751 Systems and methods for monitoring high charge levels in rechargeable batteries Michael Chen, James Robert Lim, David Wang 2024-02-13 $89,356,000
11802713 Power management integrated circuit Daniel Adam Warren, Eric Marschalkowski 2023-10-31 $122,489,000
11743578 Systems and methods of power-management on smart devices Sahana Mysore, Jacobi Colton Grillo, Mikko Sannala, Robinder Virk 2023-08-29 $88,497,000
11264833 Power management integrated circuit Daniel Adam Warren, Eric Marschalkowski 2022-03-01 $81,407,000
10819148 Smart-home device switching circuitry with integrated power stealing control Daniel Adam Warren, Eric Marschalkowski 2020-10-27 $58,615,000
10461581 Charging case for electronic devices David Klawon, Jason Wong 2019-10-29
10121333 Device with precision frequency stabilized audible alarm circuit Daniel Adam Warren, Lawrence F. Heyl, Dietrich Ho, Morakinyo John Aina, Ian C. Smith +1 more 2018-11-06 $23,074,000
9819216 Charging case for electronic devices David Klawon, Jason Wong 2017-11-14
9733127 System and method for estimating size and location of moving objects Aveek Ravishekhar Purohit 2017-08-15 $15,186,000
8979342 Planar front illumination system having a light guide with micro scattering features formed thereon and method of manufacturing the same Charles F. Neugebauer 2015-03-17
7380275 Secure and backward-compatible processor and secure software execution thereon Pramila Srinivasan, John Princen, Frank Berndt, David Blythe, Wei Yen 2008-05-27
7322042 Secure and backward-compatible processor and secure software execution thereon Pramila Srinivasan, John Princen, Frank Berndt, David Blythe, Wei Yen 2008-01-22
5894563 Method and apparatus for providing a PCI bridge between multiple PCI environments 1999-04-13 $29,007,000
5812801 Apparatus and method for implementing an alternate bus standard in a computer system not designed for the alternate bus standard David B. Townsley, Daniel G. Miranda 1998-09-22 $7,620,000
5500946 Integrated dual bus controller Philip A. Roden, Khodor S. Elnashar, Brian Deng, Steve Tsang 1996-03-19 $9,327,000
5499344 Programmable dual port data unit for interfacing between multiple buses Khodor S. Elnashar, Jay T. Cantrell 1996-03-12 $8,208,000
5497466 Universal address generator Philip A. Roden, Brian Deng 1996-03-05 $8,247,000