CF

Craig Frear

WU Washington State University: 6 patents #13 of 424Top 4%
DV Dvo: 4 patents #2 of 10Top 20%
WU Washington State University: 4 patents #16 of 252Top 7%
📍 Pullman, WA: #41 of 521 inventorsTop 8%
🗺 Washington: #10,403 of 76,902 inventorsTop 15%
Overall (All Time): #477,107 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12209026 Nutrient recovery systems and methods Quanbao Zhao, Stephen W. Dvorak, Shulin Chen, Bryan J. VanLoo 2025-01-28
10556804 Nutrient recovery systems and methods Quanbao Zhao, Stephen W. Dvorak, Shulin Chen, Bryan J. VanLoo 2020-02-11
9790115 Processing biomass using thermochemical processing and anaerobic digestion in combination Manuel Garcia-Perez 2017-10-17
9567611 Two-stage anaerobic digestion systems wherein one of the stages comprises a two-phase system Liang Gang Yu, Jingwei Ma, Usama Zaher, Shulin Chen 2017-02-14
9339760 Methods and apparatuses for removal of hydrogen sulfide and carbon dioxide from biogas Nicholas Kennedy, Quan-Bao Zhao, Anping Jiang, Stephen W. Dvorak 2016-05-17
8613894 Nutrient recovery systems and methods Quanbao Zhao, Stephen W. Dvorak, Shulin Chen, Bryan J. VanLoo 2013-12-24
8343741 Pelletization process to control filamentous fungi morphology for enhanced reactor rheology bioproduct formation Yan Liu, Wei-Chen Liao, Shulin Chen 2013-01-01
8287732 Integration of anaerobic digestion in an algae-based biofuel system Shulin Chen, Quanbao Zhao 2012-10-16
7989195 Heterotrophic algal high cell density production method and system Zhanyou Chi, Zhiyou Wen, Shulin Chen 2011-08-02
7909995 Combined nutrient recovery and biogas scrubbing system integrated in series with animal manure anaerobic digester Anping Jiang, Tianxi Zhang, Shulin Chen 2011-03-22