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

Timothy Weidman — 80 Patents

Applied Materials: 52 patents #151 of 7,310Top 3%
Lam Research: 10 patents #294 of 2,128Top 15%
SUSunpower: 9 patents #76 of 453Top 20%
Air Products And Chemicals: 5 patents #388 of 1,997Top 20%
ATAT&T: 4 patents #4,409 of 18,772Top 25%
American Telephone And Telegraph: 2 patents #45 of 699Top 7%
MPMaxeon Solar Pte.: 1 patents #70 of 129Top 55%
FTFrance Telecom: 1 patents #583 of 1,583Top 40%
Sunnyvale, CA: #152 of 14,302 inventorsTop 2%
California: #3,464 of 386,348 inventorsTop 1%
Overall (All Time): #22,625 of 4,157,543Top 1%
80 Patents All Time
Timothy Weidman has been granted 80 US patents while listed as an inventor at Applied Materials. The first was granted in 1988 and the most recent in December 2025. Timothy Weidman ranks #22,625 of 4,157,543 US inventors in our database (top 0.54%). Patent records list Timothy Weidman in Sunnyvale, CA, US.

Patents per Year

Patents granted per year, 1988 to 2025Bar chart with a peak of 7 patents in 2012.peak 71988: 1 patents19881989: 1 patents1990: 1 patents1995: 1 patents19951997: 1 patents1999: 1 patents2000: 2 patents20002001: 1 patents2003: 5 patents2004: 3 patents20042005: 4 patents2006: 1 patents2007: 5 patents20072008: 5 patents2009: 4 patents2010: 5 patents20102011: 4 patents2012: 7 patents2013: 3 patents20132014: 2 patents2016: 4 patents2017: 5 patents20172019: 1 patents2022: 2 patents2024: 4 patents20242025: 7 patents2025

Issued Patents All Time

Showing 1–25 of 80 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12510826 Photoresist development with halide chemistries Sandra Liliana Tan, Jengyi Yu, Da Li, Yiwen FAN, Yan-Quan Pan +5 more 2025-12-30
12510825 Photoresist development with halide chemistries Sandra Liliana Tan, Jengyi Yu, Da Li, Yiwen FAN, Yan-Quan Pan +5 more 2025-12-30
12504692 Cyclic development of metal oxide based photoresist for etch stop deterrence Da Li, Ji-Yeong Kim, Samantha Tan 2025-12-23
12436464 Pre-exposure photoresist curing to enhance EUV lithographic performance Keren Gu, Che Yuen Justin Wu, Katie Lynn Nardi, Boris Volosskiy 2025-10-07
12346035 Process tool for dry removal of photoresist Dries Dictus 2025-07-01
12278125 Integrated dry processes for patterning radiation photoresist patterning Jengyi Yu, Samantha Tan, Mohammed Haroon Alvi, Richard Wise, Yang Pan +5 more 2025-04-15
12211691 Dry development of resists Boris Volosskiy, Samantha Tan, Chenghao Wu, Kevin Li Gu 2025-01-28
12183604 Integrated dry processes for patterning radiation photoresist patterning Jengyi Yu, Samantha Tan, Mohammed Haroon Alvi, Richard Wise, Yang Pan +5 more 2024-12-31 $116,387,000
12105422 Photoresist development with halide chemistries Samantha Tan, Jengyi Yu, Da Li, Yiwen FAN, Yang Pan +5 more 2024-10-01 $207,578,000
11942565 Solar cell emitter region fabrication using substrate-level ion implantation Staffan Westerberg, David D. Smith 2024-03-26
11921427 Methods for making hard masks useful in next-generation lithography Katie Lynn Nardi, Chenghao Wu 2024-03-05 $158,619,000
11437530 Metallization of solar cells with differentiated p-type and n-type region architectures David D. Smith, Scott Harrington, Venkatasubramani Balu 2022-09-06 $24,357,000
11316056 Solar cell emitter region fabrication using self-aligned implant and cap 2022-04-26 $22,822,000
10224442 Metallization of solar cells with differentiated P-type and N-type region architectures David D. Smith, Scott Harrington, Venkatasubramani Balu 2019-03-05 $5,272,000
9829805 Vapor deposition deposited photoresist, and manufacturing and lithography systems therefor Timothy Michaelson, Barry Chin, Majeed A. Foad, Paul Deaton 2017-11-28 $20,834,000
9716205 Solar cell emitter region fabrication using ion implantation David D. Smith 2017-07-25 $8,085,000
9632411 Vapor deposition deposited photoresist, and manufacturing and lithography systems therefor Timothy Michaelson, Barry Chin, Majeed A. Foad, Paul Deaton 2017-04-25 $22,808,000
9577134 Solar cell emitter region fabrication using self-aligned implant and cap 2017-02-21 $4,588,000
9577126 Solar cell emitter region fabrication using ion implantation David D. Smith, Staffan Westerberg 2017-02-21 $4,588,000
9502601 Metallization of solar cells with differentiated P-type and N-type region architectures David D. Smith, Scott Harrington, Venkatasubramani Balu 2016-11-22 $4,666,000
9401450 Solar cell emitter region fabrication using ion implantation David D. Smith 2016-07-26 $12,712,000
9263625 Solar cell emitter region fabrication using ion implantation David D. Smith, Staffan Westerberg 2016-02-16 $5,663,000
9236467 Atomic layer deposition of hafnium or zirconium alloy films Timothy Michaelson, Paul F. Ma, Paul Deaton 2016-01-12 $9,921,000
8821986 Activated silicon precursors for low temperature deposition Todd Schroeder, David Thompson, Jeffrey W. Anthis 2014-09-02 $23,819,000
8673679 Enhanced vision system for screen printing pattern alignment Marco Gallazzo, Andrea Baccini, Sunhom Paak, Hongbin Fang, Zhenhua Zhang 2014-03-18