Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8993187 | Method and device for limiting crossover in fuel cell systems | Ronald Kelley, Steven D. Pratt, Robert W. Pennisi | 2015-03-31 |
| 7710932 | Method and apparatus for encouraging routing in a network | Rajeev Agrawal, Yogesh Bhatt, Avinash Joshi, Surender Kumar | 2010-05-04 |
| 7697450 | Method and apparatus for broadcast in an ad hoc network with dynamic selection of relay nodes | Thomas V. D'Amico, Avinash Joshi, Michael D. Kotzin | 2010-04-13 |
| 7688835 | Dynamic wireless backhaul | Michael D. Kotzin, Hao Bi, Brian Classon, Paul D. Steinberg | 2010-03-30 |
| 7282283 | Method and device for limiting crossover in fuel cell systems | Ronald Kelley, Steven D. Pratt, Robert W. Pennisi | 2007-10-16 |
| 7264896 | Two-stage hybrid gas pressure regulator | Ronald Kelley, Steven D. Pratt, Robert W. Pennisi | 2007-09-04 |
| 7233679 | Microphone system for a communication device | David M. Yeager | 2007-06-19 |
| 7184756 | Wireless communication device with tamper resistant configuration settings | Ronald Kelley, Steven D. Pratt | 2007-02-27 |
| 7132192 | Fuel cell using variable porosity gas diffusion material | Steven D. Pratt, Ronald Kelley, Gene Kim | 2006-11-07 |
| 7108931 | Fuel cell using non-linear positive temperature coefficient material | Steven D. Pratt, Ronald Kelley | 2006-09-19 |
| 7049015 | Method of operating a fuel cell power source | Steven D. Pratt, Ronald Kelley, Robert W. Pennisi | 2006-05-23 |
| 7028001 | System and method for measuring web page advertisement impressions | Anupama Ramamurthy | 2006-04-11 |
| 7024162 | Communication system with call quality indication and method of operation therein | Anupama Ramamurthy | 2006-04-04 |
| 6986957 | Fuel cell system | Bobby Dean Landreth, Steven D. Pratt, Ronald Kelley, Robert W. Pennisi | 2006-01-17 |
| 6943777 | Electronic device with user interface capability and method therefor | Joseph G. Gillette, Scott G. Potter | 2005-09-13 |
| 6936361 | Method for humidifying a fuel stream for a direct methanol fuel cell | Ronald Kelley, Steven D. Pratt, Robert W. Pennisi | 2005-08-30 |
| 6926990 | Fuel cell having porous electrodes and method for forming same | Ronald Kelley, Steven D. Pratt, Robert W. Pennisi | 2005-08-09 |
| 6888607 | Rewritable sign system | Bobby Dean Landreth, Steven D. Pratt, Robert W. Pennisi, Ronald Kelley, David Fredley | 2005-05-03 |
| 6869708 | Means for measuring the liquid level in a reservoir for a fuel cell | Ronald Kelley, Steven D. Pratt, Robert W. Pennisi | 2005-03-22 |
| 6853368 | Electronic device with improved user interface | Steven D. Pratt, Ronald Kelley, Robert J. Mulligan, Anupama Ramamurthy | 2005-02-08 |
| 6756142 | Fuel cell using non-linear positive temperature coefficient material | Steven D. Pratt, Ronald Kelley | 2004-06-29 |
| 6743543 | Fuel cell using variable porosity gas diffusion material | Steven D. Pratt, Ronald Kelley | 2004-06-01 |
| 6689194 | Fuel cell system having a replaceable getter element for purifying the fuel supply | Steven D. Pratt, Ronald Kelley, Robert W. Pennisi | 2004-02-10 |
| 6606525 | System and method of merging static data in web pages | Anupama Ramamurthy | 2003-08-12 |
| 6586124 | Method and apparatus for cold temperature operation of fuel cells utilizing hydrides having different heat capacities | Ronald Kelley, Steven D. Pratt, Robert W. Pennisi | 2003-07-01 |