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Gerhard Willeke
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Konstanz, DE
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last 30 patents
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Patent Grant
Solar cell arrangement
Patent number
6,441,297
Issue date
Aug 27, 2002
Steffen Keller
B64 - AIRCRAFT AVIATION COSMONAUTICS
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Patent Grant
Solar cell and method for manufacturing a solar cell
Patent number
5,704,992
Issue date
Jan 6, 1998
Gerhard Willeke
F28 - HEAT EXCHANGE IN GENERAL