Inventor · disambiguated record
Richard L. Chartrand
Also filed as: CHARTRAND RICHARD · CHARTRAND RICHARD L
11 granted patents·1 pending application·222 citations·filing 1993–2007
92Inventor score
Top patents by PatentIndex Score
12 records- 0189US7691507B2Combination fuel cell and ion pump, and methods and infrastructure systems employing samePLUG POWER INC·Filed 2007·Granted Apr 6, 2010·13 cites·13 claims
- 0287US7141323B2Method and apparatus for electrochemical compression and expansion of hydrogen in a fuel cell systemPLUG POWER INC·Filed 2002·Granted Nov 28, 2006·31 cites·14 claims
- 0385US7132182B2Method and apparatus for electrochemical compression and expansion of hydrogen in a fuel cell systemPLUG POWER INC·Filed 2002·Granted Nov 7, 2006·31 cites·30 claims
- 0484US7045233B2Method and apparatus for electrochemical compression and expansion of hydrogen in a fuel cell systemPLUG POWER INC·Filed 2002·Granted May 16, 2006·29 cites·47 claims
- 0574US6821664B2Method and apparatus for a combined fuel cell and hydrogen purification systemPLUG POWER INC·Filed 2002·Granted Nov 23, 2004·13 cites·26 claims
- 0672US7252900B2Combination fuel cell and ion pump, and methods and infrastructure systems employing sameHONDA MOTOR CO LTD·Filed 2003·Granted Aug 7, 2007·11 cites·27 claims
- 0766US5909011AMethod and apparatus for modifying circuit having ball grid array interconnectionsIBM·Filed 1996·Granted Jun 1, 1999·22 cites·14 claims
- 0864US5890284AMethod for modifying circuit having ball grid array interconnectionsIBM·Filed 1997·Granted Apr 6, 1999·21 cites·12 claims
- 0959US5446961AMethod for repairing semiconductor substratesIBM·Filed 1993·Granted Sep 5, 1995·26 cites·16 claims
- 1056US5493076AStructure for repairing semiconductor substratesIBM·Filed 1995·Granted Feb 20, 1996·21 cites·13 claims
- 1140US6845564B2Level monitoring sensor apparatus, solid structure sensor apparatus, and pendulum sensor apparatusQUEBEC INC·Filed 2003·Granted Jan 25, 2005·4 cites·7 claims
- 1235US2005028604A1Sensor system for monitoring load displacements in a freight vehicleFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →