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USPTO Patent Rankings Data through Dec 31, 2025
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Christopher Prucha — 17 Patents

STStratasys: 15 patents #21 of 393Top 6%
San Francisco, CA: #2,448 of 26,999 inventorsTop 10%
California: #35,467 of 386,348 inventorsTop 10%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Christopher Prucha has been granted 17 US patents while listed as an inventor at Stratasys. The first was granted in 2020 and the most recent in February 2025. Christopher Prucha ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Christopher Prucha in San Francisco, CA, US.

Patents per Year

Patents granted per year, 2020 to 2025Bar chart with a peak of 4 patents in 2023.peak 42020: 2 patents20202021: 3 patents20212022: 3 patents20222023: 4 patents20232024: 3 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12214553 System for window separation in an additive manufacturing process Joel Ong, John Paton 2025-02-04
12186979 Method for build separation from a curing interface in an additive manufacturing process Joel Ong 2025-01-07
12158432 Method for multivariate testing, development, and validation of a material for an additive manufacturing device Joel Ong, Steve Kranz, Eduardo González-Maldonado 2024-12-03 $2,615,000
11878472 System for window separation in an additive manufacturing process Joel Ong 2024-01-23 $3,225,000
11861271 Method for polymerizing superficial features in 3D-printed parts Joel Ong, Marshall Ling, Elton Cheung 2024-01-02 $3,623,000
11707891 Method for regulating temperature at a resin interface in an additive manufacturing process Joel Ong, Stephanie Benight, Bill Buel 2023-07-25 $12,701,000
11660807 Method for build separation from a curing interface in an additive manufacturing process Joel Ong 2023-05-30 $9,810,000
11590712 Method and system for interlayer feedback control and failure detection in an additive manufacturing process Joel Ong 2023-02-28 $9,414,000
11584081 Method for regulating temperature at a resin interface in an additive manufacturing process Joel Ong, Stephanie Benight, Bill Buel 2023-02-21 $4,646,000
11498280 Method for regulating temperature at a resin interface in an additive manufacturing process Joel Ong, Stephanie Benight, Bill Buel 2022-11-15 $3,420,000
11498279 Method for regulating temperature at a resin interface in an additive manufacturing process Joel Ong, Stephanie Benight, Bill Buel 2022-11-15 $3,420,000
11376798 Method for interlayer feedback control and failure prevention in an additive manufacturing process Joel Ong 2022-07-05 $7,664,000
11123918 Method for build separation from a curing interface in an additive manufacturing process Joel Ong 2021-09-21 $9,086,000
11123919 Method for build separation from a curing interface in an additive manufacturing process Joel Ong 2021-09-21 $9,086,000
11104075 System for window separation in an additive manufacturing process Joel Ong 2021-08-31 $5,438,000
10843411 Method for regulating temperature at a resin interface in an additive manufacturing process Joel Ong, Stephanie Benight, Bill Buel 2020-11-24
10723069 Method for build separation from a curing interface in an additive manufacturing process Joel Ong 2020-07-28

Frequent Collaborators

Joel Ong17 shared
Bill Buel5 shared
Stephanie Benight5 shared
Elton Cheung1 shared
John Paton1 shared
Steve Kranz1 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17