Inventor · disambiguated record
Barbara Jeffries-Nakamura
Also filed as: JEFFRIES-NAKAMURA BARBARA
20 granted patents·2 pending applications·1,218 citations·filing 1987–2005
97Inventor score
Files withCALIFORNIA INST OF TECHN22
Top patents by PatentIndex Score
22 records- 0199US6432284B1Hydrogen generation by electrolysis of aqueous organic solutionsCALIFORNIA INST OF TECHN·Filed 2000·Granted Aug 13, 2002·82 cites·25 claims
- 0298US6533919B1Hydrogen generation by electrolysis of aqueous organic solutionsCALIFORNIA INST OF TECHN·Filed 2000·Granted Mar 18, 2003·68 cites·4 claims
- 0398US6368492B1Hydrogen generation by electrolysis of aqueous organic solutionsCALIFORNIA INST OF TECHN·Filed 2000·Granted Apr 9, 2002·60 cites·15 claims
- 0498US6299744B1Hydrogen generation by electrolysis of aqueous organic solutionsCALIFORNIA INST OF TECHN·Filed 1998·Granted Oct 9, 2001·103 cites·25 claims
- 0598US5773162ADirect methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 1995·Granted Jun 30, 1998·245 cites·29 claims
- 0696US6265093B1Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 1999·Granted Jul 24, 2001·115 cites·14 claims
- 0795US6303244B1Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 1999·Granted Oct 16, 2001·98 cites·7 claims
- 0893US7056428B2Hydrogen generation by electrolysis of aqueous organic solutionsCALIFORNIA INST OF TECHN·Filed 2003·Granted Jun 6, 2006·24 cites·30 claims
- 0993US6420059B1Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 1999·Granted Jul 16, 2002·76 cites·2 claims
- 1092US6221523B1Direct deposit of catalyst on the membrane of direct feed fuel cellsCALIFORNIA INST OF TECHN·Filed 1998·Granted Apr 24, 2001·60 cites·5 claims
- 1189US6254748B1Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 1999·Granted Jul 3, 2001·59 cites·7 claims
- 1288US6146781ADirect methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 1998·Granted Nov 14, 2000·56 cites·14 claims
- 1387US6171721B1Sputter-deposited fuel cell membranes and electrodesCALIFORNIA INST OF TECHN·Filed 1998·Granted Jan 9, 2001·93 cites·61 claims
- 1483US6703150B2Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 2001·Granted Mar 9, 2004·15 cites·26 claims
- 1581US6277447B1Direct deposit of catalyst on the membrane of direct feed fuel cellsCALIFORNIA INST OF TECHN·Filed 1999·Granted Aug 21, 2001·31 cites·3 claims
- 1670US6589684B1Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 1999·Granted Jul 8, 2003·24 cites·2 claims
- 1761US7470478B2Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 2004·Granted Dec 30, 2008·2 cites·46 claims
- 1861US7425384B2Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 2004·Granted Sep 16, 2008·2 cites·7 claims
- 1957US2006105210A1Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 2005·Application pending·0 cites
- 2051US7488548B2Direct methanol feed fuel cell and systemCALIFORNIA INST OF TECHN·Filed 2004·Granted Feb 10, 2009·0 cites·14 claims
- 2146US2001052389A1Direct deposit of catalyst on the membrane of direct feed fuel cellsCALIFORNIA INST OF TECHN·Filed 2001·Application pending·0 cites
- 2240US4820596AAlkali metal-refractory metal biphase electrode for AMTECCALIFORNIA INST OF TECHN·Filed 1987·Granted Apr 11, 1989·5 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Barbara Jeffries-Nakamura files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →