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Johnson; Michael W.
Escondido, CA
No. of patents:

Patent Number Title Of Patent Date Issued
7672452 Secure scan March 2, 2010
According to the invention, a circuit that is capable of automated scan testing is disclosed. Included in the circuit are a cryptographic engine, a digital circuit, an input pin, and an output pin. The cryptographic engine capable of performing at least one of encryption and decryption o
6854657 Dual battery configuration and method of using the same to provide a long-term power solution in February 15, 2005
A smart card package includes two on-board batteries for providing uninterrupted power to a programmed, volatile memory unit. The first battery is a non-rechargeable battery with sufficient capacity to provide power to the volatile on-board memory during an initial storage period bet

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