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USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Mammano — 13 Patents

UNUnitrode: 11 patents #1 of 48Top 3%
SGSilicon General: 1 patents #3 of 10Top 30%
TITexas Instruments: 1 patents #7,388 of 12,488Top 60%
Brooks Road, CA: #98 of 1,361 inventorsTop 8%
California: #47,433 of 386,348 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Robert A. Mammano has been granted 13 US patents while listed as an inventor at Unitrode. The first was granted in 1983 and the most recent in October 2001. Robert A. Mammano ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Robert A. Mammano in Brooks Road, CA, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6301135 Isolated switching-mode power supply control circuit having secondary-side controller and supervisory primary-side controller Harvey L. Golladay 2001-10-09 $70,631,000
5652501 Voltage sensor for detecting cell voltages Winthrop H. McClure, John A. O'Connor 1997-07-29 $5,006,000
5581170 Battery protector Larry Wofford, Winthrop H. McClure, Burt Lee Price 1996-12-03 $1,358,000
5521528 Controllable bus terminator Mark Jordan 1996-05-28 $2,469,000
5504416 Battery charger circuit including battery temperature control Peter R. Holloway 1996-04-02 $2,256,000
5422562 Switching regulator with improved Dynamic response John A. O'Connor 1995-06-06 $1,984,000
5414342 Voltage mode pulse width modulation controller Larry Wofford 1995-05-09 $897,000
5359276 Automatic gain selection for high power factor 1994-10-25 $1,545,000
5338979 Controllable bus terminator Mark Jordan 1994-08-16 $1,351,000
5291384 Phase shifted switching controller Jeffrey D. Putsch 1994-03-01 $1,350,000
5272396 Controllable bus terminator with voltage regulation Mark Jordan 1993-12-21 $1,334,000
5157269 Load current sharing circuit Mark Jordan 1992-10-20 $1,313,000
4379240 Latching pulse width modulation comparator 1983-04-05 $1,107,000