1
Thomas Edward Cooper, Hudson Wayne Phillips, Robert Franklin Pryor: Method and apparatus for enabling trial period use of software products: method and apparatus for utilizing a decryption stub. International Business Machines Corporation, Edward H Duffield, Andrew J Dillon, April 7, 1998: US05737416 (252 worldwide citation)

A method and apparatus is provided in a data processing system for securing access to particular files which are stored in a computer-accessible memory media. A file management program is provided as an operating system component of the data processing system. At least one encrypted file and at leas ...


2
Thomas Edward Cooper, Robert Franklin Pryor: Method and apparatus for enabling trial period use of software products: method and apparatus for generating a machine-dependent identification. International Business Machines Corporation, Edward H Duffield, Melvin A Hunn, Andrew J Dillon, May 26, 1998: US05757907 (165 worldwide citation)

A method and apparatus is provided for distributing a software object from a source to a user. A software object is encrypted with an encryption operation utilizing a long-lived encryption key. It is directed from the source to the user. It is loaded onto a user-controlled data processing system hav ...


3
Thomas Edward Cooper, Hudson Wayne Philips, Robert Franklin Pryor: Method and apparatus for enabling trial period use of software products: method and apparatus for utilizing an encryption header. International Business Machines Corporation, Edward H Duffield, Andrew J Dillon, May 26, 1998: US05757908 (138 worldwide citation)

A method and apparatus is provided in a data processing system for securing access to particular files which are stored in a computer-accessible memory media. A file management program is provided as an operating system component of the data processing system. A plurality of files are stored in a co ...


4
Thomas Edward Cooper, Robert Franklin Pryor: Method and apparatus for enabling trial period use of software products: method and apparatus for allowing a try-and-buy user interaction. International Business Machines Corporation, Edward H Duffield, Melvin A Hunn, Andrew J Dillon, November 18, 1997: US05689560 (59 worldwide citation)

A method and apparatus is provided for distributing software objects from a producer to a potential user. The software object is reversibly functionally limited, preferably through encryption, and loaded onto a computer-accessible memory media along with the file management program. The computer-acc ...


5
David Edward Cooper: Network operator controlled locking and unlocking mechanism for mobile telephones. NEC Corporation, Sughrue Mion Zinn Macpeak & Seas PLLC, November 20, 2001: US06321079 (54 worldwide citation)

Network operator controlled locking and unlocking mechanism for mobile telephones is disclosed. A method and means for enabling the locking of a mobile telephone to a specified network by the network operator. Locking may be implemented at the point of sale of the mobile telephone. A secret number i ...


6
Edward Cooper: AC voltage regulator with split primary switching. Brown Martin Haller & Meador, December 29, 1987: US04716357 (51 worldwide citation)

An apparatus for AC line voltage regulation has an input port for connection to an AC source, an output port for connection to a load, and a transformer assembly connected between the input and output ports. The transformer assembly comprises a buck/boost winding and a primary winding wound about a ...


7
Edward Cooper Ballard: Tufted carpet having a polyolefin film as the secondary backing. E I Du Pont de Nemours and Company, February 24, 1976: US03940525 (48 worldwide citation)

Improved process for preparing ethylene/vinyl acetate copolymer based hot-melt adhesive backsized tufted carpet wherein polyethylene, polypropylene or ethylene/vinyl acetate copolymer film is used as the secondary backing. Such carpets have unexpectedly and significantly improved tuft pull strength.


8
Brian Edward Cooper, Shaun Timothy Love: Method for halftoning using interlocked threshold arrays or interlocked dot profiles. Lexmark International, D Brent Lambert, Frederick H Gribbell, March 12, 2002: US06356363 (46 worldwide citation)

A dispersed-dot stochastic dither array is provided for rendering halftone images having excellent visual quality. For color printing, a separate threshold array is generated for each of the color planes, however, the stochastic screens are interlocked so that the threshold arrays are generated whil ...


9
Robert Scott Gammenthaler Jr, Bracey James Blackburn, Donald Barton Hay, Thomas Edward Cooper, Serge Fran cedilla ois Fourcand, Long Van Vo: System and apparatus for telecommunications bus control. Alcatel USA Sourcing, Baker & Botts L, October 19, 1999: US05970072 (41 worldwide citation)

A data bus controller is provided. The data bus controller comprises an ingress interface that receives single data streams of encoded data. A multiplexer is connected to the ingress interface and combines the single data streams into a broadcast data stream of encoded data. An egress interface conn ...


10
Thomas Edward Cooper, Robert Franklin Pryor: Installing and controlling trial software. International Business Machines Corporation, Blakely Sokoloff Taylor Zafman, November 25, 2003: US06654888 (24 worldwide citation)

According to one aspect of the invention, a method of creating a trial software product on a target system is provided. The method consists of intercepting file system calls from an installation process associated with a full software product and, responsive to a write request from the installation ...