Bizarre Patents
Mouse device with a built-in printer
A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.
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| Number | Title | Issue Date |
| 4349695 | Recipient and message authentication method and system The specification discloses a system and method for authenticating a message recipient prior to transmission of a message and for authenticating the message content after receipt of the message. A randomized character or character sequence is initially en... | 09/14/1982 |
| 4278840 | Dynamic frequency and time voice encryption system and method A voice scrambler system (10) for encryption of a voice signal is provided. The voice scrambler system (10) includes a first generator (124) for generating a fixed frequency signal. A second generator (132) is provided for generating a plurality of freque... | 07/14/1981 |
| 4229817 | Portable electronic cryptographic device The specification discloses a portable cryptographic device, adapted to be hand-held through solid state electronics, which possesses the capability for enciphering and deciphering plain text. The housing of the device has a keyboard for the input of plai... | 10/21/1980 |
| 4185166 | Multi-mode digital enciphering system The specification discloses an electronic digital enciphering system which is selectively operable in a plurality of different modes. The system may be operated in an off-line mode for preparing enciphered message tapes prior to transmission via teleprint... | 01/22/1980 |
| 4170714 | Digital cryptographic system and testing thereof The specification discloses a digital cryptographic system wherein each of the transmitting and receiving units includes a housing having a front panel. A push-button switch input array is mounted on the front panel, with each push-button switch correspon... | 10/09/1979 |
| 4169212 | Multi-mode digital enciphering system The specification discloses an electronic digital enciphering system which is selectively operable in a plurality of different modes. The system may be operated in an off-line mode for preparing enciphered message tapes prior to transmission via teleprint... | 09/25/1979 |
| 4166922 | Multi-mode digital enciphering system with repeated priming sequences The specification discloses an electronic digital enciphering system which is selectively operable in a plurality of different modes. The system may be operated in an off-line mode for preparing enciphered message tapes prior to transmission via teleprint... | 09/04/1979 |
| 4140873 | Multi-mode digital enciphering system The specification discloses an electronic digital enciphering system which is selectively operable in a plurality of different modes. The system may be operated in an off-line mode for preparing enciphered message tapes prior to transmission via teleprint... | 02/20/1979 |
| 4133973 | Digital cryptographic system having synchronous and asynchronous capabilities The specification discloses a digital cryptographic system wherein each of the transmitting and receiving units includes a housing having a front panel. A push-button switch input array is mounted on the front panel, with each push-button switch correspon... | 01/09/1979 |
| 4133974 | System for locally enciphering prime data The specification discloses circuitry useful in a digital cryptographic system having a digital prime sequence which controls the generation of randomized key data. The circuitry includes a register for storing the digital prime sequence prior to generati... | 01/09/1979 |
| 4115657 | Random digital code generator The specification discloses a random digital code generator operable over a series of key cycles for generating a randomized digital bit during each key cycle. The generator includes a plurality of first registers each having a predetermined cycle period ... | 09/19/1978 |
| 4079188 | Multi-mode digital enciphering system The specification discloses an electronic digital enciphering system which is selectively operable in a plurality of different modes. The system may be operated in an off-line mode for preparing enciphered message tapes prior to transmission via teleprint... | 03/14/1978 |
| 4020285 | Voice security method and system The specification discloses a voice scrambler technique wherein a voice signal is split into a plurality of discrete frequency sub-bands. A random code generator generates a randomized sequence of digital signals. A preselected first portion of each of th... | 04/26/1977 |
| 4013837 | Voice security method and system The specification discloses a voice scrambler technique wherein a voice signal is split into a plurality of discrete frequency sub-bands. A random code generator generates a randomized sequence of digital signals. A preselected first portion of each of th... | 03/22/1977 |
| 3991271 | Voice security method and system The specification discloses a voice scrambler technique wherein a voice signal is split into a plurality of discrete frequency sub-bands. A random code genertor generates a randomized sequence of digital signals. A preselected first portion of each of the... | 11/09/1976 |
