Surampudi; Subbarao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Surampudi; Subbarao.The latest application filed is for "catalyst materials for fuel cells".
- Surampudi; Subbarao - Glendora CA
- Surampudi; Subbarao - Glendorn CA
| Patent | Date |
|---|---|
| Direct methanol feed fuel cell and system Grant 7,488,548 - Surampudi , et al. February 10, 2 | 2009-02-10 |
| Direct methanol feed fuel cell and system Grant 7,470,478 - Surampudi , et al. December 30, 2 | 2008-12-30 |
| Organic fuel cell methods and apparatus Grant 7,445,859 - Vamos , et al. November 4, 2 | 2008-11-04 |
| Direct methanol feed fuel cell and system Grant 7,425,384 - Surampudi , et al. September 16, 2 | 2008-09-16 |
| Catalyst materials for fuel cells Grant 7,416,809 - Narayanan , et al. August 26, 2 | 2008-08-26 |
| Catalyst materials for fuel cells App 20060216576 - Karayanan; Sekharipuram R. ; et al. | 2006-09-28 |
| Organic fuel cell methods and apparatus App 20060204810 - Surampudi; Subbarao ; et al. | 2006-09-14 |
| Direct methanol feed fuel cell and system App 20060105210 - Surampudi; Subbarao ; et al. | 2006-05-18 |
| Direct methanol feed fuel cell and system App 20060046133 - Surampudi; Subbarao ; et al. | 2006-03-02 |
| Perfluoroalkanesulfonic acids and perfluoroalkanesulfonimides as electrode additives for fuel cells App 20050214629 - Narayanan, Sekharipuram R. ; et al. | 2005-09-29 |
| Direct methanol feed fuel cell and system App 20050042487 - Surampudi, Subbarao ; et al. | 2005-02-24 |
| Direct methanol feed fuel cell and system App 20050003254 - Surampudi, Subbarao ; et al. | 2005-01-06 |
| Organic fuel cell methods and apparatus Grant 6,821,659 - Surampudi , et al. November 23, 2 | 2004-11-23 |
| Organic fuel cell methods and apparatus App 20040224214 - Vamos, Eugene ; et al. | 2004-11-11 |
| Organic fuel cell methods and apparatus Grant 6,740,434 - Surampudi , et al. May 25, 2 | 2004-05-25 |
| Direct methanol feed fuel cell and system Grant 6,703,150 - Surampudi , et al. March 9, 2 | 2004-03-09 |
| Direct methanol feed fuel cell and system Grant 6,420,059 - Surampudi , et al. July 16, 2 | 2002-07-16 |
| Fabrication of a membrane having catalyst for a fuel cell Grant 6,391,486 - Narayanan , et al. May 21, 2 | 2002-05-21 |
| Catalyst materials for fuel cells App 20020058178 - Narayanan, Sekharipuram R. ; et al. | 2002-05-16 |
| Organic fuel cell methods and apparatus App 20020015872 - Surampudi, Subbarao ; et al. | 2002-02-07 |
| Organic fuel cell methods and apparatus App 20020015868 - Surampudi, Subbarao ; et al. | 2002-02-07 |
| Direct methanol feed fuel cell and system Grant 6,265,093 - Surampudi , et al. July 24, 2 | 2001-07-24 |
| Direct methanol feed fuel cell and system Grant 6,254,748 - Surampudi , et al. July 3, 2 | 2001-07-03 |
| Organic fuel cell methods and apparatus Grant 6,248,460 - Surampudi , et al. June 19, 2 | 2001-06-19 |
| Direct methanol feed fuel cell and system Grant 6,146,781 - Surampudi , et al. November 14, 2 | 2000-11-14 |
| Direct liquid-feed fuel cell with membrane electrolyte and manufacturing thereof Grant 5,945,231 - Narayanan , et al. August 31, 1 | 1999-08-31 |
| Direct methanol feed fuel cell and system Grant 5,773,162 - Surampudi , et al. June 30, 1 | 1998-06-30 |
| Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane Grant 5,599,638 - Surampudi , et al. February 4, 1 | 1997-02-04 |
| Long life NA/NiCl.sub.2 cells Grant 5,573,873 - Bugga , et al. November 12, 1 | 1996-11-12 |
| Method for fabricating carbon/lithium-ion electrode for rechargeable lithium cell Grant 5,436,093 - Huang , et al. July 25, 1 | 1995-07-25 |
| Dendrite preventing separator for secondary lithium batteries Grant 5,427,872 - Shen , et al. June 27, 1 | 1995-06-27 |
| Anode for rechargeable ambient temperature lithium cells Grant 5,294,503 - Huang , et al. March 15, 1 | 1994-03-15 |
| Overcharge and overdischarge protection of ambient temperature secondary lithium cells Grant 5,278,000 - Huang , et al. January 11, 1 | 1994-01-11 |
| Mixed solvent electrolytes for ambient temperature secondary lithium cells Grant 5,030,528 - Shen , et al. July 9, 1 | 1991-07-09 |
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