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TETRAD CORP

Overview
  • Total Patents
    24
About

TETRAD CORP has a total of 24 patent applications. Its first patent ever was published in 1992. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets medical technology, machines and measurement are AUSTEN BIOINNOVATION INST IN AKRON, DRAWBRIDGE HEALTH INC and SALIVA DIAGNOSTIC SYSTEMS INC.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Oakley Clyde G 12
#2 Dietz Dennis R 12
#3 Ranalletta Joseph V 12
#4 Douglas Stephen J 6
#5 Busse Lawrence J 5
#6 Kapanadze George Iosifovich 4
#7 Georgiev George Pavlovich 4
#8 Myakishev Maxim Victorovich 4
#9 Ershov Gennady Moisevich 4
#10 Beritashvili David Revasovich 4

Latest patents

Publication Filing date Title
US5931787A Sheath and methods of ultrasonic guidance for biopsy and catheter insertion
US5844349A Composite autoclavable ultrasonic transducers and methods of making
US5630419A Sealing connector for multiconductor cables
US5503152A Ultrasonic transducer assembly and method for three-dimensional imaging
US5469853A Bendable ultrasonic probe and sheath for use therewith
EP0686199A1 Centrifugal method and apparatus for isolating a substance from a mixture
US5413107A Ultrasonic probe having articulated structure and rotatable transducer head
US5368496A Connector assembly having control lever actuation
US5476107A Method and apparatus for disinfecting electronic surgical probes
US5335663A Laparoscopic probes and probe sheaths useful in ultrasonic imaging applications
US5305758A Ultrasonic apparatus for use in obtaining blood flow information
US5269307A Medical ultrasonic imaging system with dynamic focusing