John L Preston
Inventor
Stats
- 7 US patents issued
- 11 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 7 US Patents Issued
- 11 US Applications Filed
- 27 Total Citation Count
- Jun 22, 2022 Most Recent Filing
- Oct 25, 2007 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| BALLARD POWER SYSTEMS INC. | 2
| 2008
|
| CLEAREDGE POWER, LLC | 2
| 2009
|
| CLEAREDGE POWER CORPORATION | 2
| 2008
|
| UTC POWER CORPORATION | 3
1 1 2 | 2007
2009 2010 2012 |
| DOOSAN FUEL CELL AMERICA, INC. | 3
2 4 1 2 2 | 2007
2008 2009 2010 2012 2016 |
Inventor Addresses
| Address | Duration |
|---|---|
| Hebron, CT, US | Aug 06, 09 - Dec 08, 22 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B01D: | SEPARATION | 2 |
| B01J: | CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS | 4 |
| C01B: | NON-METALLIC ELEMENTS; COMPOUNDS THEREOF | 5 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 2022/0389,338 | 2022 | STEAM/CARBON RATIO DETECTION AND CONTROL | 0 |
| 9923221 | 2018 | Method of decontaminating a fuel reactant stream for a fuel cell | 0 |
| 9745526 | 2017 | Fuel processing of feedstocks having components harmful to hydrodesulfurization | 0 |
| 2017/0133,698 | 2017 | METHOD OF DECONTAMINATING A FUEL REACTANT STREAM FOR A FUEL CELL | 0 |
| 9553323 | 2017 | Fluidized bed contaminant separator and water-control loop for a fuel reactant stream of a fuel cell | 1 |
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