Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical-pickup coordinatometer

Optical-pickup coordinatometer

US Patent 4272676 · Granted Jun 9, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and method for high resolution sensing of capacitance or other reactive i2010
Liquid presence detector having a composite waveguide for acoustic waves1992
Liquid presence detector having a composite waveguide for acoustic waves1992
Sensor device using lamb elastic waves for detecting the presence of a liquid at1990
Sensor device using lamb elastic waves for detecting the presence of a liquid at1990
Liquid level detector by guided elastic waves1988
Liquid level detector by guided elastic waves1988
Resonator made of nonpiezoelectric material with high quality coefficient1987
Resonator made of nonpiezoelectric material with high quality coefficient1987
Marking system using elastic surface waves1983
Marking system using elastic surface waves1983
Marking system using elastic surface waves1983