07622814 is referenced by 18 patents and cites 49 patents.

An engine includes a piston slidably disposed in a cylinder with a closed end. The engine further includes a converter operable with the piston to convert mechanical energy of the piston to electrical energy in the converter in a stroke and convert electrical energy of the converter to mechanical energy in the piston in at least one other stroke.

Title
Electromagnetic engine
Application Number
11/973297
Publication Number
7622814 (B2)
Application Date
October 4, 2007
Publication Date
November 24, 2009
Inventor
Victoria Y H Wood
Livermore
CA, US
Lowell L Wood Jr
Bellevue
WA, US
Charles Whitmer
North Bend
WA, US
Thomas A Weaver
San Mateo
CA, US
Clarence T Tegreene
Bellevue
WA, US
Nathan P Myhrvold
Medina
WA, US
Jordin T Kare
Seattle
WA, US
Muriel Y Ishikawa
Livermore
CA, US
William H Gates III
Redmond
WA, US
Roderick A Hyde
Redmond
WA, US
Agent
Workman Nydegger
Assignee
Searete
WA, US
IPC
H02K 33/00
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