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Wunji Lau
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West Lafayette, IN, US
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last 30 patents
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Patent Grant
Apparatus and methods for a shape memory spring actuator and display
Patent number
7,018,209
Issue date
Mar 28, 2006
Purdue Research Foundation
David A. Schleppenbach
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Patent Grant
Apparatus and methods for a shape memory spring actuator and display
Patent number
6,705,868
Issue date
Mar 16, 2004
Purdue Research Foundation
David A. Schleppenbach
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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last 30 patents
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Patent Application
Apparatus and methods for a shape memory spring actuator and display
Publication number
20050069842
Publication date
Mar 31, 2005
David A. Schleppenbach
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS