DD

Daniel J. Despen

CA Carbon: 33 patents #2 of 29Top 7%
Overall (All Time): #87,644 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 25 most recent of 37 patents

Patent #TitleCo-InventorsDate
12404471 High-carbon biogenic reagents and uses thereof James A. Mennell, Steve Filips 2025-09-02
12404472 High-carbon biogenic reagents and uses thereof James A. Mennell, Steve Filips 2025-09-02
12350648 Methods and apparatus for producing activated carbon from biomass through carbonized ash intermediates James A. Mennell, David Reamer 2025-07-08
12351770 High-carbon biogenic reagents and uses thereof James A. Mennell, Steve Filips 2025-07-08
12297399 Process for producing high-carbon biogenic reagents James A. Mennell 2025-05-13
12296316 Highly mesoporous activated carbon James A. Mennell, David Reamer 2025-05-13
12297398 Methods and apparatus for enhancing the energy content of carbonaceous materials from pyrolysis James A. Mennell 2025-05-13
12239953 Biogenic porous carbon silicon dioxide compositions James A. Mennell, Dustin Slack 2025-03-04
12208368 Halogenated activated carbon compositions and methods of making and using same James A. Mennell 2025-01-28
12208369 Halogenated activated carbon compositions and methods of making and using same James A. Mennell 2025-01-28
12151226 Biogenic activated carbon and methods of making and using same James A. Mennell 2024-11-26
12084623 High-carbon biogenic reagents and uses thereof James A. Mennell, Steve Filips 2024-09-10
11965139 Systems and apparatus for production of high-carbon biogenic reagents James A. Mennell 2024-04-23
11959038 High-carbon biogenic reagents and uses thereof James A. Mennell, Steve Filips 2024-04-16
11891582 High-carbon biogenic reagents and uses thereof James A. Mennell, Steve Filips 2024-02-06
11879107 High-carbon biogenic reagents and uses thereof James A. Mennell, Steve Filips 2024-01-23
11674101 Process for producing high-carbon biogenic reagents James A. Mennell 2023-06-13
11458452 Highly mesoporous activated carbon James A. Mennell, David Reamer 2022-10-04
11413601 Halogenated activated carbon compositions and methods of making and using same James A. Mennell 2022-08-16
11358119 Carbon micro-plant James A. Mennell, David Reamer 2022-06-14
11359154 Systems and apparatus for production of high-carbon biogenic reagents James A. Mennell 2022-06-14
11286440 Methods and apparatus for enhancing the energy content of carbonaceous materials from pyrolysis James A. Mennell 2022-03-29
11285454 Biogenic activated carbon and methods of making and using same James A. Mennell 2022-03-29
11213801 Methods and apparatus for producing activated carbon from biomass through carbonized ash intermediates James A. Mennell, David Reamer 2022-01-04
11091716 High-carbon biogenic reagents and uses thereof James A. Mennell, Steve Filips 2021-08-17