Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 5138711 | Data processing system and editing apparatus aided thereby An editing apparatus includes two levels of security protection which assure that the apparatus can be utilized only by certain operators, and that each such operator can access only certain data stored in the apparatus. An operator wishing to use the app... | 08/11/1992 |
| 5107443 | Private regions within a shared workspace In a shared navigable workspace that is presented at more than one workstation, a region is made private in response to a user request. The user can also indicate the region's level of privacy by indicating levels of access of different users. The private... | 04/21/1992 |
| 5077795 | Security system for electronic printing systems An electronic printing system with a security system for protecting the security of a user's files and programs through the intermediary of a user profile for each user administered to by a Security administrator at the site or from a remote site.... | 12/31/1991 |
| 5073934 | Method and apparatus for controlling the use of a public key, based on the level of import integrity for the key A method and apparatus in a public crypto system, control the use of a public key, based on the level of import integrity for the public key. The method and apparatus generate a control vector associated with the public key, having a history field. The pu... | 12/17/1991 |
| 5048085 | Transaction system security method and apparatus An improved security system is disclosed which uses an IC card to enchance the security functions involving component authentication, user verification, user authorization and access control, protection of message secrecy and integrity, management of cryp... | 09/10/1991 |
| 5012515 | Security method for a distributed data processing system A security mechanism is described for a distributed data processing system. Each server in the system maintains a set of security ratings giving its view of the security levels within the system. When a first server wishes to initiate a connection with a ... | 04/30/1991 |
| 4995112 | Security system In a distributed processing system having a plurality of nodes, a correspondence table, which represents a correspondence between the nodes and corresponding passwords that grant access to the nodes, stored in a disk device. Each of the nodes includes a p... | 02/19/1991 |
| 4984272 | Secure file handling in a computer operating system A method for administering secure access to files of a computer system. For a process-file pair, a first security label associated with the process is compared with a second security label associated with the file in response to a request to read or write... | 01/08/1991 |
| 4962533 | Data protection for computer systems A computer system uses security labels for evey word in memory. Each access to a memory location requires that the security level of the memory location be compared to that of a process which is making the access. If the security level of the process does... | 10/09/1990 |
| 4962532 | Method for providing notification of classified electronic message delivery restriction A method is disclosed for notifying both the source and intended recipient of a classified electronic message transmitted via a computer network of a delivery restriction imposed by an insufficient classification level at the recipient's system. A require... | 10/09/1990 |
| 4891504 | Security level identification method for computer based information A multi-classification information security method to prevent information in a computer information system with one of a plurality of security classifications to be written onto an input/output means with a non-compatible security classification. The meth... | 01/02/1990 |
| 4882752 | Computer security system A security system for distributed computer systems with a central computer and remotely located interactive terminals. The security system includes a master security control processor (SCP) which is associated with the central computer, and one or more sl... | 11/21/1989 |
| 4802218 | Automated transaction system An automated transaction system employs a card maintaining an account balance and a terminal for dispensing an article of value and debiting the card's balance. The card has a secure, resident microprocessor which executes an interactive handshake recogni... | 01/31/1989 |
| 4713753 | Secure data processing system architecture with format control Means and methods of securing protected system files in a data processing system are disclosed, wherein the information determining access rights of system users to the protected systems files remains at all times within a secure processor. Provision is a... | 12/15/1987 |
| 4672572 | Protector system for computer access and use A protector device as described for enhancing the security of a computer system which includes one or more user terminals in one or more host computers. The protector device includes a detection means for monitoring communications between the terminals an... | 06/09/1987 |
