Mark E. Liedtke — 2 Patents at Pearson Education

Mark E. Liedtke has been granted 2 US patents while listed as an inventor at Pearson Education. The first was granted in 2022 and the most recent in June 2023. Mark E. Liedtke ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Mark E. Liedtke in Castle Rock, CO, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
11676503	Systems and methods for predictive modelling of digital assessment performance	Sumona J. Routh, Clayton Tong, Daniel Ensign, Victoria Kortan, Srirama Kolla	2023-06-13	$5,486,000
11443647	Systems and methods for assessment item credit assignment based on predictive modelling	Sumona J. Routh, Clayton Tong, Daniel Ensign, Victoria Kortan, Srirama Kolla	2022-09-13	$6,415,000

Mark E. Liedtke — 2 Patents

Issued Patents All Time

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