DH

David J. Heldebrant

BI Battelle Memorial Institute: 19 patents #49 of 2,462Top 2%
GR Georgia Tech Research: 3 patents #352 of 2,755Top 15%
QK Queen'S University At Kingston: 3 patents #69 of 506Top 15%
BI Batelle Memorial Institute: 1 patents #1 of 20Top 5%
📍 Richland, WA: #26 of 1,052 inventorsTop 3%
🗺 Washington: #3,834 of 76,902 inventorsTop 5%
Overall (All Time): #178,463 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12290779 Diamine solvent system for CO2 capture Deepika Malhotra, Phillip K. Koech, Vassiliki-Alexandra Glezakou, Roger J. Rousseau, Manh Thuong Nguyen +3 more 2025-05-06
11745137 Diamine solvent system for CO2 capture Deepika Malhotra, Phillip K. Koech, Vassiliki-Alexandra Glezakou, Roger J. Rousseau, Manh Thuong Nguyen +3 more 2023-09-05
11492302 Integrated capture and conversion of CO2 to methane, methanol, or methanol and glycol Jotheeswari Kothandaraman, Robert A. Dagle, Yuan Jiang, Johnny Saavedra Lopez 2022-11-08
11266947 Diamine solvent system for CO2 capture Deepika Malhotra, Phillip K. Koech, Vassiliki-Alexandra Glezakou, Roger J. Rousseau, Manh Thuong Nguyen +3 more 2022-03-08
11168275 On-board separation of oxygenates from fuels John T. Bays, Katarzyna Grubel, John C. Linehan 2021-11-09
10961173 Integrated capture and conversion of CO2 to methanol or methanol and glycol Jotheeswari Kothandaraman, Yuan Jiang, Robert A. Dagle 2021-03-30
10773205 Capture and release of acid gasses using tunable organic solvents with aminopyridine Phillip K. Koech, Deepika Malhotra, Vassiliki-Alexandra Glezakou, Roger J. Rousseau, David C. Cantu 2020-09-15
10722837 Capture and release of acid gasses using tunable organic solvents with aminopyridine Phillip K. Koech, Deepika Malhotra, Vassiliki-Alexandra Glezakou, Roger J. Rousseau, David C. Cantu 2020-07-28
10456739 Capture and release of acid gasses using tunable organic solvents with binding organic liquids Phillip K. Koech, Deepika Malhotra, Vassiliki-Alexandra Glezakou, Roger J. Rousseau, David C. Cantu +1 more 2019-10-29
10434460 Capture and release of acid gasses using tunable organic solvents with aminopyridine Phillip K. Koech, Deepika Malhotra, Vassiliki-Alexandra Glezakou, Roger J. Rousseau, David C. Cantu 2019-10-08
10179320 Process for making carbon-based nano-rods from switchable ionic liquids and devices and processes incorporating same Satish K. Nune, David Lao, Jian-Lin Liu, Greg A. Whyatt 2019-01-15
10130907 Capture and release of acid gasses using tunable organic solvents with aminopyridine Phillip K. Koech, Deepika Malhotra, Vassiliki-Alexandra Glezakou, Roger J. Rousseau, David C. Cantu 2018-11-20
9873828 Electrophilic acid gas-reactive fluid, proppant, and process for enhanced fracturing and recovery of energy producing materials Carlos A. Fernandez, Alain Bonneville, Hun Bok Jung, Kenneth C. Carroll 2018-01-23
9707508 System and process for polarity swing assisted regeneration of gas selective capture liquids Ward E. TeGrotenhuis, Charles Freeman, Michael Elliott, Phillip K. Koech, Paul H. Humble +2 more 2017-07-18
9447315 Electrophilic acid gas-reactive fluid, proppant, and process for enhanced fracturing and recovery of energy producing materials Carlos A. Fernandez, Alain Bonneville, Hun Bok Jung, Kenneth C. Carroll 2016-09-20
9433892 System and process for capture of acid gasses at elevated pressure from gaseous process streams Phillip K. Koech, John C. Linehan, James E. Rainbolt, Mark D. Bearden, Feng Zheng 2016-09-06
8980210 Capture and release of acid-gasses with acid-gas binding organic compounds Clement R. Yonker, Phillip K. Koech 2015-03-17
8710265 Switchable solvents and methods of use thereof Philip G. Jessop, Charles A. Eckert, Charles L. Liotta 2014-04-29
8652237 System and process for capture of H2S from gaseous process streams and process for regeneration of the capture agent Phillip K. Koech, James E. Rainbolt, Mark D. Bearden, Feng Zheng 2014-02-18
8513464 Switchable solvents and methods of use thereof Philip G. Jessop, Charles A. Eckert, Charles L. Liotta 2013-08-20
7982069 Switchable solvents and methods of use thereof Philip G. Jessop, Charles A. Eckert, Charles L. Liotta 2011-07-19
7897129 Process for synthesis of ammonia borane for bulk hydrogen storage S. Thomas Autrey, John C. Linehan, Abhijeet J. Karkamkar, Feng Zheng 2011-03-01
7799299 Capture and release of mixed acid gasses with binding organic liquids Clement R. Yonker 2010-09-21