Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7396611 | Fuel cell catalyst layer | Zhiqiang Xu, Zhigang Qi | 2008-07-08 |
| 7220693 | Fuel cell catalyst electrodes | Zhigang Qi, Zhiqiang Xu | 2007-05-22 |
| 7141322 | Alcohol fueled direct oxidation fuel cells | Zhigang Qi | 2006-11-28 |
| 7108930 | Fuel cells | Zhiqiang Xu, Zhigang Qi | 2006-09-19 |
| 7049014 | Direct secondary alcohol fuel cells | Zhigang Qi, Mark Hollett | 2006-05-23 |
| 6869704 | Enhancement of electrochemical cell performance | Zhigang Qi | 2005-03-22 |
| 6836123 | Sensor for electro-active materials | Zhigang Qi, Chunzhi He | 2004-12-28 |
| 6805983 | Activation of electrochemical cells with catalyst electrodes | Zhigang Qi | 2004-10-19 |
| 6730424 | Electrochemical method to improve the performance of H2/air PEM fuel cells and direct methanol fuel cells | Chunzhi He, Zhigang Qi | 2004-05-04 |
| 6727014 | Fuel cell reactant and cooling flow fields integrated into a single separator plate | James Wilson | 2004-04-27 |
| 6582342 | Audible electronic exercise monitor | — | 2003-06-24 |
| 6251048 | Electronic exercise monitor | — | 2001-06-26 |
| 6048634 | Fuel cell using water-soluble fuel | Peter L. Terry | 2000-04-11 |
| 5857939 | Exercise device with audible electronic monitor | — | 1999-01-12 |
| 5776625 | Hydrogen-air fuel cell | Peter L. Terry | 1998-07-07 |
| 5445904 | Methods of making oxygen distribution members for fuel cells | — | 1995-08-29 |
| 5292600 | Hydrogen power cell | — | 1994-03-08 |
| 4945010 | Cooling assembly for fuel cells | John Werth | 1990-07-31 |
| 4938833 | Process for making film-bonded fuel cell interfaces | Peter L. Terry | 1990-07-03 |
| 4826716 | Film bonded fuel cell interface configuration | Peter L. Terry | 1989-05-02 |
| 4751062 | Fuel cell with electrolyte matrix assembly | Sheldon Pudick, Chiu L. Wang | 1988-06-14 |
| 4588661 | Fabrication of gas impervious edge seal for a bipolar gas distribution assembly for use in a fuel cell | John Werth | 1986-05-13 |
| 4526843 | Film bonded fuel cell interface configuration | Peter L. Terry | 1985-07-02 |
| 4463068 | Fuel cell and system for supplying electrolyte thereto with wick feed | J. Gunther Cohn, Haim Feigenbaum | 1984-07-31 |
| 4352991 | Portable life support system | — | 1982-10-05 |