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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
AW

Ann Waldhauer — 25 Patents

SUSunpower: 18 patents #28 of 453Top 7%
Applied Materials: 5 patents #2,184 of 7,310Top 30%
MPMaxeon Solar Pte.: 1 patents #70 of 129Top 55%
La Honda, CA: #10 of 85 inventorsTop 15%
California: #22,079 of 386,348 inventorsTop 6%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Ann Waldhauer has been granted 25 US patents while listed as an inventor at Sunpower. The first was granted in 1999 and the most recent in December 2025. Ann Waldhauer ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Ann Waldhauer in La Honda, CA, US.

Patents per Year

Patents granted per year, 1999 to 2024Bar chart with a peak of 3 patents in 2017.peak 31999: 1 patents19992001: 1 patents2002: 1 patents20022004: 1 patents2010: 1 patents20102012: 1 patents2013: 1 patents20132014: 2 patents2015: 1 patents20152016: 2 patents2017: 3 patents20172018: 1 patents2019: 2 patents20192020: 2 patents2021: 1 patents20212022: 2 patents2024: 1 patents2024

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12495639 Tri-layer semiconductor stacks for patterning features on solar cells Kieran Mark Tracy, David Steven Smith, Venkatasubramani Balu, Asnat Masad 2025-12-09
11935972 Tri-layer semiconductor stacks for patterning features on solar cells Kieran Mark Tracy, David D. Smith, Venkatasubramani Balu, Asnat Masad 2024-03-19
11437528 Process and structures for fabrication of solar cells Gabriel Harley, David D. Smith, Tim Dennis, Taeseok Kim, Peter John Cousins 2022-09-06 $24,357,000
11355654 Tri-layer semiconductor stacks for patterning features on solar cells Kieran Mark Tracy, David D. Smith, Venkatasubramani Balu, Asnat Masad 2022-06-07 $25,620,000
10950740 Solar cells having differentiated P-type and N-type architectures David D. Smith, Venkatasubramani Balu, Kieran Mark Tracy 2021-03-16 $123,551,000
10629760 Method of fabricating an emitter region of a solar cell David D. Smith, Helen Liu, Tim Dennis, Jane Manning, Hsin-Chiao Luan +3 more 2020-04-21 $6,858,000
10608126 Laser process and corresponding structures for forming contact holes of solar cells Gabriel Harley, David D. Smith, Tim Dennis, Taeseok Kim, Peter John Cousins 2020-03-31 $7,943,000
10505068 Tri-layer semiconductor stacks for patterning features on solar cells Kieran Mark Tracy, David D. Smith, Venkatasubramani Balu, Asnat Masad 2019-12-10 $18,722,000
10217878 Tri-layer semiconductor stacks for patterning features on solar cells Kieran Mark Tracy, David D. Smith, Venkatasubramani Balu, Asnat Masad 2019-02-26 $2,760,000
10141462 Solar cells having differentiated P-type and N-type architectures David D. Smith, Venkatasubramani Balu, Kieran Mark Tracy 2018-11-27 $12,281,000
9831359 Laser process and corresponding structures for fabrication of solar cells with shunt prevention dielectric Gabriel Harley, David D. Smith, Tim Dennis, Taeseok Kim, Peter John Cousins 2017-11-28 $3,988,000
9559246 Solar cell emitter region fabrication using silicon nano-particles Paul Loscutoff, David D. Smith, Michael Morse, Taeseok Kim, Steven Molesa 2017-01-31 $2,315,000
9537030 Method of fabricating a solar cell with a tunnel dielectric layer Tim Dennis, Scott Harrington, Jane Manning, David D. Smith 2017-01-03 $3,590,000
9263602 Laser processing of solar cells with anti-reflective coating Gabriel Harley, David D. Smith, Tim Dennis, Taeseok Kim, Peter John Cousins 2016-02-16 $5,663,000
9252319 Solar cell emitter region fabrication using silicon nano-particles Paul Loscutoff, David D. Smith, Michael Morse, Taeseok Kim, Steven Molesa 2016-02-02 $7,859,000
9112066 Method of fabricating a solar cell with a tunnel dielectric layer Tim Dennis, Scott Harrington, Jane Manning, David D. Smith 2015-08-18 $14,973,000
8785233 Solar cell emitter region fabrication using silicon nano-particles Paul Loscutoff, David D. Smith, Michael Morse, Taeseok Kim, Steven Molesa 2014-07-22 $14,538,000
8709851 Method of fabricating a solar cell with a tunnel dielectric layer Tim Dennis, Scott Harrington, Jane Manning, David D. Smith 2014-04-29 $30,624,000
8586403 Process and structures for fabrication of solar cells with laser ablation steps to form contact holes Gabriel Harley, David D. Smith, Tim Dennis, Taeseok Kim, Peter John Cousins 2013-11-19 $20,143,000
8334161 Method of fabricating a solar cell with a tunnel dielectric layer Tim Dennis, Scott Harrington, Jane Manning, David D. Smith 2012-12-18 $4,575,000
7704327 High temperature anneal with improved substrate support Juan Chacin, Brian H. Burrows 2010-04-27 $16,065,000
6833322 Apparatuses and methods for depositing an oxide film Roger N. Anderson, Paul B. Comita, Norma Riley 2004-12-21 $24,351,000
6366861 Method of determining a wafer characteristic using a film thickness monitor Norma Riley, Paul B. Comita 2002-04-02 $41,044,000
6277194 Method for in-situ cleaning of surfaces in a substrate processing chamber AnnaLena Thilderkvist, Paul B. Comita 2001-08-21 $32,126,000
5924058 Permanently mounted reference sample for a substrate measurement tool David K. Carlson, Paul B. Comita 1999-07-13 $98,286,000