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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| D314662 |
Element of a shoe upper |
Feb. 19, 1991 |
| D314661 |
Shawl coat |
Feb. 19, 1991 |
| D314660 |
Women's slacks |
Feb. 19, 1991 |
| D314659 |
Breast implant enhancer |
Feb. 19, 1991 |
| 4995113 |
Device for processing an audio-frequency electrical signal |
Feb. 19, 1991 |
| 4995112 |
Security system |
Feb. 19, 1991 |
| 4995111 |
Ring trip circuit for subscriber telephone |
Feb. 19, 1991 |
| 4995110 |
Method and apparatus for keyboard adaptation to a low power controller in a coin operated teleph... |
Feb. 19, 1991 |
| 4995109 |
Communication with a non-telephone terminal via a telephone switching network using two consecut... |
Feb. 19, 1991 |
| 4995108 |
Mark-bearing support for dental X-ray film pack |
Feb. 19, 1991 |
| 4995107 |
Computer tomography apparatus with axially displaceable detector rows |
Feb. 19, 1991 |
| 4995106 |
Fast decision feedback decoder for digital data |
Feb. 19, 1991 |
| 4995105 |
Adaptive laser diode driver circuit for laser scanners |
Feb. 19, 1991 |
| 4995104 |
Interference cancelling circuit and method |
Feb. 19, 1991 |
| 4995103 |
Print control method and system |
Feb. 19, 1991 |
| 4995102 |
Scanning method used by laser radar and laser radar for carrying out the method |
Feb. 19, 1991 |
| 4995101 |
Secure two-way communications with submerged submarines |
Feb. 19, 1991 |
| 4995100 |
Amplication of optical signals |
Feb. 19, 1991 |
| 4995099 |
Power conservation method and apparatus for a portion of a predetermined signal |
Feb. 19, 1991 |
| 4995098 |
Adaptive scanning method |
Feb. 19, 1991 |
| 4995097 |
Radio system to allow for exchanging messages between a set of stations |
Feb. 19, 1991 |
| 4995096 |
Demand-assignment multiple access control system |
Feb. 19, 1991 |
| 4995095 |
Method and apparatus for utilizing unpresented communication groups |
Feb. 19, 1991 |
| 4995094 |
DC motor control circuit providing variable speed operation |
Feb. 19, 1991 |
| 4995093 |
Radiation field recognition method |
Feb. 19, 1991 |
| 4995092 |
Circuit arrangement for white level acquisition for the black/white quantization of the scan sig... |
Feb. 19, 1991 |
| 4995091 |
Method of and apparatus for detecting objects in an assembly line |
Feb. 19, 1991 |
| 4995090 |
Optoelectronic pattern comparison system |
Feb. 19, 1991 |
| 4995089 |
Method and apparatus for providing font rotation |
Feb. 19, 1991 |
| 4995088 |
Super resolution |
Feb. 19, 1991 |
| 4995087 |
Machine vision system |
Feb. 19, 1991 |
| 4995086 |
Arrangement and procedure for determining the authorization of individuals by verifying their fi... |
Feb. 19, 1991 |
| 4995085 |
Hearing aid adaptable for telephone listening |
Feb. 19, 1991 |
| 4995084 |
Semiconductor emulation of tube amplifiers |
Feb. 19, 1991 |
| 4995083 |
Method of establishing a radio link in one of a plurality of channels between two radio units |
Feb. 19, 1991 |
| 4995082 |
Method for identifying subscribers and for generating and verifying electronic signatures in a d... |
Feb. 19, 1991 |
| 4995081 |
Method and system for personal identification using proofs of legitimacy |
Feb. 19, 1991 |
| 4995080 |
Television signal scrambling system and method |
Feb. 19, 1991 |
| 4995079 |
Canal+ decoder switching circuit for video cassette recorders |
Feb. 19, 1991 |
| 4995078 |
Television broadcast system for selective transmission of viewer-chosen programs at viewer-reque... |
Feb. 19, 1991 |
| 4995077 |
Card-like device having a microprocessor and speaker for communicating with a telephone line |
Feb. 19, 1991 |
| 4995076 |
Call progress capability for a switched channel data service unit |
Feb. 19, 1991 |
| 4995075 |
Apparatus and method for encoding telephone ringing signals |
Feb. 19, 1991 |
| 4995074 |
Switched line modem interface system |
Feb. 19, 1991 |
| 4995073 |
Communication apparatus and communication system having automatic attribution switching |
Feb. 19, 1991 |
| 4995072 |
Self-powered base and remote telephone communication set |
Feb. 19, 1991 |
| 4995071 |
Video conference installation |
Feb. 19, 1991 |
| 4995070 |
Electronic key telephone set with function operation test function and method of controlling the... |
Feb. 19, 1991 |
| 4995069 |
X-ray tube apparatus with protective resistors |
Feb. 19, 1991 |
| 4995068 |
Radiation therapy imaging apparatus |
Feb. 19, 1991 |
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