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PHASE METRICS INC

Overview
  • Total Patents
    34
About

PHASE METRICS INC has a total of 34 patent applications. Its first patent ever was published in 1995. It filed its patents most often in United States, Japan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets audio-visual technology, measurement and electrical machinery and energy are PHASE METRICS, VERIFICATION TECHNOLOGIES INC and IFUNGA TEST EQUIPMENT B V.

Patent filings in countries

World map showing PHASE METRICS INCs patent filings in countries

Patent filings per year

Chart showing PHASE METRICS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Duran Carlos A 4
#2 Womack Kenneth H 4
#3 Brezoczky Blasius 4
#4 Lacey Christopher A 3
#5 Karam Raymond 3
#6 Chen Li 2
#7 Dadiomov Alex 2
#8 Pogrebinsky Vladimir 2
#9 Nodelman Semyon 2
#10 Inbar Michael 2

Latest patents

Publication Filing date Title
US6088092A Glass substrate inspection apparatus
JP2000011569A Servo writer
US6184992B1 Apparatus and method for measuring flying height and a real index of refraction
US6184993B1 Apparatus for measuring a small gap using a Savart plate
US6140661A Loader with a matching finger that loads a head gimbal assembly onto a disk
JPH1166227A Lighting system for optical character recognition
JPH10320943A Optical head servo writer
US5957588A Air bearing for a spindle
US5903085A Piezoelectric nanopositioner
US5805284A Optically verified glide
US5818592A Non-contact optical glide tester
US5841318A Low noise preamplifier for a magneto-resistive head tester
US5894374A Method and apparatus for providing a clock assembly
US5838153A Magnetic media tester which includes a filter that filters the product of a read signal and an output of a phase lock loop circuit
US5872664A Distortion of an isolated pulse
US5838510A Method and apparatus for the measurement of defects in magnetic recording disks using a logarithmic amplifier
US5893699A End effector for a robotic arm of a disk certifier
US5986451A Low z-height loader for a head gimbal assembly
US5808736A Thin film flying height calibration disk for calibrating flying height testers
US5673110A Multiplexed laser interferometer for non-dispersed spectrum detection in a dynamic flying height tester