1
Henry N Dreifus: Portable electronic transaction device and system therefor. Corpra Research, Caesar Rivise Bernstein & Cohen, March 11, 1986: US04575621 (424 worldwide citation)

A portable electronic transaction device and a terminal therefor. The device comprises a central data processor, a fixed memory, an adaptable memory, optical means for transmitting and receiving information to and from the terminal and self-contained power source means, such as an on-board battery. ...


2
Steven M Hoffberg: System and method for determining contingent relevance. Steven M Hoffberg Esq, Ostrolenk Faber, November 14, 2017: US09818136 (1 worldwide citation)

A system and method providing for communication and resolution of utility functions between participants, wherein the utility function is evaluated based on local information at the recipient to determine a cost value thereof. A user interface having express representation of both information elemen ...