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TANDY CORP

Overview
  • Total Patents
    266
About

TANDY CORP has a total of 266 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United States, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets audio-visual technology, computer technology and telecommunications are PLUS DEV CORP, CIPHER DATA PROD and BASE TECHNOLOGY INC.

Patent filings per year

Chart showing TANDY CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Clark Bryan K 39
#2 Leininger Steven 25
#3 Guerra Robert 22
#4 Finegan Joel D 20
#5 Heep Jerry J 19
#6 Schreiber Paul T 14
#7 Chatham Dale 11
#8 Berger Michael F 10
#9 Hsieh Der-Chang 9
#10 Wakeland Carl K 9

Latest patents

Publication Filing date Title
US5955996A Tunable fiberglass antenna
US5594601A Method of programming audio tracks in a sequential medium
US5657384A Full duplex speakerphone
US5606481A Overvoltage protection for battery powered equipment
US5548784A Automatic disk change detection without causing head movement by step pulses
US5480325A Coaxial connector plug and method for assembly
US5563952A Automatic dynamic VOX circuit
US5533120A Acoustic feedback cancellation for equalized amplifying systems
US5473686A Echo cancellation apparatus
AU5598794A Write buffer with full rank byte gathering
WO9410462A1 Foldable frame with self-locking mechanism
AU5352394A Waste treatment of organic strippers containing metals
WO9405106A1 Call monitoring and notifying telephone answering device
US5414859A Interprocessor communication protocol with built-in error prevention encoding
WO9324930A1 Digital compact cassette automatic search system
WO9315488A1 Pre-programmed universal remote control method and apparatus with learning capability
US5424903A Intelligent power switcher
WO9316434A1 Method and apparatus to reduce computer system bus interleave overhead
US5742671A Self-adjusting telephone line status detection indication
CA2079620A1 Holographic elements for an optical recording system