CF

Chad L. Felch

SE Siemens Energy: 25 patents #16 of 1,016Top 2%
SI Siemens Industry: 2 patents #214 of 836Top 30%
LT Lummus Technology: 1 patents #178 of 280Top 65%
NU Nexen Energy Ulc: 1 patents #4 of 31Top 15%
Saudi Arabian Oil: 1 patents #2,080 of 4,275Top 50%
ST Siemens Water Technologies: 1 patents #51 of 109Top 50%
📍 Kronenwetter, WI: #1 of 13 inventorsTop 8%
🗺 Wisconsin: #1,059 of 40,088 inventorsTop 3%
Overall (All Time): #128,757 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12415738 Fluorocarbon destruction method Philip A. Burclaff 2025-09-16
11571638 Methods and systems for enhanced dissolved gas floatation Shane Wiercinski, Curtis D. Cooley 2023-02-07
11131173 Pump system for gas entrainment Shane Broussard, Bruce M. Schertz 2021-09-28
10654737 Systems and processes for treatment of high total dissolved solids wastewater Bryan J. Kumfer, Eric C. Martin 2020-05-19
10618032 Low temperature wet air oxidation Bryan J. Kumfer, Eric C. Martin, Simon Larson 2020-04-14
10550009 Systems and processes for the treatment of waste streams allowing direct activated carbon and membrane contact William Cunningham, Philip A. Burclaff, Andrea J. Larson, Duane R. Smith, Simon Larson 2020-02-04
10472301 Catalytic systems and methods for process stream treatment Matthew Patterson, Bryan J. Kumfer 2019-11-12
10301207 Non-scaling wet air oxidation process Curtis D. Cooley, Simon Larson 2019-05-28
10246382 Catalytic systems and methods for process stream treatment Matthew Patterson, Bryan J. Kumfer 2019-04-02
10189723 Multi-media stratified filtration Eric A. Lorge, Shane Wiercinski, Matthew Patterson 2019-01-29
10099953 Non-scaling wet air oxidation system Curtis D. Cooley, Simon Larson 2018-10-16
10053375 Methods and systems for treating spent caustic and regenerating media Bryan J. Kumfer, Andrea J. Larson, Mark A. Clark 2018-08-21
9782694 Composite media for water treatment processes and methods of using same Matthew Patterson, Shane Wiercinski, Eric A. Lorge 2017-10-10
9630867 Treatment of spent caustic waste Bryan J. Kumfer, Bruce L. Brandenburg, Richard W. Lehmann 2017-04-25
9580335 Water treatment apparatus incorporating walnut shell filter media and a draft tube system Michael Howdeshell, Stuart J. Munson, Eric A. Lorge, Bryan J. Kumfer, Matthew Patterson 2017-02-28
9315401 Wet air oxidation process using recycled copper catalyst 2016-04-19
9193613 pH control to enable homogeneous catalytic wet air oxidation Bryan J. Kumfer 2015-11-24
9096447 Water treatment system with carbon regeneration circuit Kurt M. Knuth, Robert J. Wenta, Thomas E. Schulz, Bryan J. Kumfer 2015-08-04
8828351 H2S conversion to sulfur using a regenerated iodine solution Matthew Patterson, Bryan J. Kumfer, Timothy Schleusner, Richard Kerr 2014-09-09
8753524 Composite media for water treatment processes and methods of using same Matthew Patterson, Shane Wiercinski 2014-06-17
8747667 Water filter apparatus incorporating walnut shell filter media and a draft tube system Michael Howdeshell, Eric A. Lorge, Bryan J. Kumfer, Stuart J. Munson, Matthew Patterson 2014-06-10
8734648 Treatment of spent caustic waste Bryan J. Kumfer, Bruce L. Brandenburg, Richard W. Lehmann 2014-05-27
8551341 Suspended media membrane biological reactor system including suspension system and multiple biological reactor zones William G. Conner, Mohammed A. AL-HAJRI, Thomas E. Schultz, Michael Howdeshell, Matthew Patterson +2 more 2013-10-08
8501149 H2S conversion to sulfur using a regenerated iodine solution Matthew Patterson, Bryan J. Kumfer, Timothy Schleusner, Richard Kerr 2013-08-06
8501011 Wet air oxidation process using recycled catalyst 2013-08-06