Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Ultrasonic transducer matrix having filler material with different acoustical impedance

Ultrasonic transducer matrix having filler material with different acoustical impedance

US Patent 4437033 · Granted Mar 13, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Input window of a raidographic image intensifier and method for making same2002
Magnetic storage device with track guidance system1990
Magnetic thin-film head on a nonmagnetic substrate for vertical mangetization1989
Magnetic thin-film head having a main and an auxiliary pole for vertical magneti1988
Thin-film magnetic head for perpendicular (vertical) recording1987
Magnetic write/read head for recording medium which can be magnetized perpendicu1987
Combined magnetic write and read head for the vertical magnetization of a corres1987
X-Ray converter foil1986
Method of making pressure-sensitive transducer1986
Ultrasonic transducer system and manufacturing method1986
Pressure-sensitive transducer using piezo ceramic material1985
Method and apparatus for coating a graphite member1984