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USPTO Patent Rankings Data through Dec 31, 2025
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Krishna Sapru — 26 Patents

EDEnergy Conversion Devices: 26 patents #7 of 231Top 4%
Troy, MI: #112 of 2,712 inventorsTop 5%
Michigan: #2,730 of 86,293 inventorsTop 4%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Krishna Sapru has been granted 26 US patents while listed as an inventor at Energy Conversion Devices. The first was granted in 1984 and the most recent in July 2005. Krishna Sapru ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Krishna Sapru in Troy, MI, US.

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6920873 Portable heating pack Srinivasan Venkatesan, Boyko Aladjov 2005-07-26 $9,279,000
6918382 Hydrogen powered scooter Subramanian Ramachandran, Philip Sievers, Eugene Kurlonko, Zhaosheng Tan, Stanford R. Ovshinsky 2005-07-19 $9,329,000
6722154 Metal hydride based air cooling method and apparatus Zhaosheng Tan 2004-04-20 $2,148,000
6616891 High capacity transition metal based hydrogen storage materials for the reversible storage of hydrogen Zhaosheng Tan, Mohamed Bazzi, Subramanian Ramachandran, Stanford R. Ovshinsky 2003-09-09 $3,022,000
6593017 High capacity calcium lithium based hydrogen storage material and method of making the same Zhaosheng Tan 2003-07-15 $1,276,000
6340376 Method for combining metals with different melting points Subramanian Ramachandran, Lu Ming 2002-01-22 $5,066,000
6245280 Method and apparatus for forming polycrystalline particles Zhaosheng Tan 2001-06-12 $8,914,000
6103024 Magnesium mechanical alloys for thermal hydrogen storage Lu Ming, Ned T. Stetson 2000-08-15 $9,611,000
6099811 Self-heating metal-hydride hydrogen storage system Ned T. Stetson, Heidi Van Kirk 2000-08-08 $9,190,000
5976276 Magnesium mechanical alloys for thermal hydrogen storage Lu Ming, Subramanian Ramachandran 1999-11-02 $2,291,000
5916381 Magnesium mechanical alloys for thermal hydrogen storage Lu Ming, Subramanian Ramachandran 1999-06-29 $2,202,000
5778972 Robust metal hydride hydrogen storage system with metal hydride support structure Srinivasan Venkatesan, Ned T. Stetson, Krishnaswamy Rangaswamy 1998-07-14 $1,533,000
5697221 Robust metal hydride hydrogen storage system Srinivasan Venkatesan, Ned T. Stetson, Krishnaswamy Rangaswamy 1997-12-16 $2,355,000
5562776 Apparatus for microwave plasma enhanced physical/chemical vapor deposition Annette J. Krisko, David Beglau, Benjamin Chao 1996-10-08 $2,197,000
4832913 Hydrogen storage materials useful for heat pump applications Kuochih Hong 1989-05-23 $1,015,000
4656103 Liquid junction photoelectrodes using amorphous silicon-based thin film semiconductor Benjamin Reichman, Gao Liang 1987-04-07 $2,740,000
4623597 Rechargeable battery and electrode used therein Benjamin Reichman, Arie Reger, Stanford R. Ovshinsky 1986-11-18 $1,100,000
4551400 Hydrogen storage materials and methods of sizing and preparing the same for electrochemical applications Kuochih Hong, Michael A. Fetcenko, Srinivasan Venkatesan 1985-11-05 $789,000
4545883 Electrolytic cell cathode Stanford R. Ovshinsky, Edmund L. Yee 1985-10-08 $347,000
4544473 Catalytic electrolytic electrode Stanford R. Ovshinsky 1985-10-01 $362,000
4544461 Hydrogen sulfide decomposition cell and catalytic materials therefor Srinivasan Venkatesan, Naum Pinsky 1985-10-01 $362,000
4537674 Electrolytic cell anode Stanford R. Ovshinsky, Gao Liang 1985-08-27 $373,000
4511638 Photoresponsive amorphous semiconductor materials, methods of making the same, and photoanodes made therewith Benjamin Reichman, Gao Liang 1985-04-16 $898,000
4487818 Fuel cell anode based on a disordered catalytic material Stanford R. Ovshinsky, Arie Reger 1984-12-11 $1,030,000
4431561 Hydrogen storage materials and method of making same Stanford R. Ovshinsky, Krystyna Dec, Kuochih Hong 1984-02-14 $1,626,000