PATENT: PKP patent numbers
Eric Hughes
hughes at soda.berkeley.edu
Sun May 2 22:08:09 PDT 1993
Eric Townsend extracted some of the text from RFC 1421 (PEM) and sent
it to me. Thanks! In it are contained the patent numbers for PKP's
patents, which I present below. Note: PKP has since acquired rights
to the Schnorr patent; it relates to DSA.
Eric
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Cryptographic Apparatus and Method
("Diffie-Hellman")............................... No. 4,200,770
Public Key Cryptographic Apparatus
and Method ("Hellman-Merkle").................... No. 4,218,582
Cryptographic Communications System and
Method ("RSA")................................... No. 4,405,829
Exponential Cryptographic Apparatus
and Method ("Hellman-Pohlig").................... No. 4,424,414
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