Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12031684 | System and method for gaseous hydrogen recovery in a hydrogen fueling station | David Jonathan Chalk, Joseph Perry Cohen, Benjamin H. S. Torda | 2024-07-09 |
| 10508770 | Compressed gas dispensing | Joseph Perry Cohen, Donald Earl Thompson, Todd Eric Carlson, Erwan Louis Joseph Bruneau, Franciscus Joannes Marcel Schnitzeler +1 more | 2019-12-17 |
| 9494281 | Compressor assemblies and methods to minimize venting of a process gas during startup operations | David Jonathan Chalk | 2016-11-15 |
| 9261238 | Method for dispensing a gas | Joseph Perry Cohen, Nicholas Francis Mittica | 2016-02-16 |
| 9151448 | Method for dispensing compressed gases | Joseph Perry Cohen, Brian B. Bonner | 2015-10-06 |
| 8899278 | Pressure cycle management in compressed gas dispensing systems | Joseph Perry Cohen, Ravi Subramanian | 2014-12-02 |
| 8453682 | Compressed gas dispensing method | Brian B. Bonner, Joseph Perry Cohen, Edward Clyde Heydorn, Ravi Subramanian | 2013-06-04 |
| 8365777 | Compressor fill method and apparatus | Joseph Perry Cohen | 2013-02-05 |
| 8286675 | Temperature-compensated dispensing of compressed gases | Joseph Perry Cohen | 2012-10-16 |
| 8156970 | Temperature-compensated dispensing of compressed gases | Joseph Perry Cohen | 2012-04-17 |
| 7921883 | Hydrogen dispenser with user-selectable hydrogen dispensing rate algorithms | Joseph Perry Cohen, Keith David Gourley | 2011-04-12 |
| 7793675 | In-line gas purity monitoring and control system | Joseph Perry Cohen, Frank K. Schweighardt | 2010-09-14 |
| 7568507 | Diagnostic method and apparatus for a pressurized gas supply system | Todd Eric Carlson, Joseph Perry Cohen, Amanda Elizabeth Witmer, Keith H. Schultz | 2009-08-04 |
| 7438079 | In-line gas purity monitoring and control system | Joseph Perry Cohen, Frank K. Schweighardt | 2008-10-21 |
| 7410348 | Multi-speed compressor/pump apparatus | David Jonathan Chalk | 2008-08-12 |
| 7264025 | Optimized cryogenic fluid supply method | Thomas Sakach | 2007-09-04 |
| 7178565 | Self-contained mobile fueling station | Donald P. Eichelberger, Joseph Perry Cohen, Richard Colwell | 2007-02-20 |
| 7168446 | High impact discharge valve | David Jonathan Chalk, Thomas T. Hand | 2007-01-30 |
| 6786245 | Self-contained mobile fueling station | Donald P. Eichelberger, Joseph Perry Cohen, Richard Colwell | 2004-09-07 |
| 6708573 | Process for filling compressed gas fuel dispensers which utilizes volume and density calculations | Joseph Perry Cohen, Paul Anthony Mattiola | 2004-03-23 |
| 6619336 | System and method for dispensing pressurized gas | Joseph Perry Cohen | 2003-09-16 |
| 6530761 | Double-acting, two-stage pump | David Jonathan Chalk, Donald Earl Thompson | 2003-03-11 |
| 6474078 | Pumping system and method for pumping fluids | David Jonathan Chalk, Donald Earl Thompson, John Francis Fischl | 2002-11-05 |
| 6401767 | Apparatus and method for grounding compressed fuel fueling operator | Joseph Perry Cohen, Jianguo Xu | 2002-06-11 |