Guzik Technical Enterprises
Patent Owner
Stats
- 57 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 12, 2017 most recent publication
Details
- 57 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 985 Total Citation Count
- Aug 12, 1985 Earliest Filing
- 24 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
Upgrade to the Professional Level to View Top Patents for this Owner. Learn More |
Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9773515 HGA loader with optical alignment for automated magnetic head testingMar 25, 16Sep 26, 17[G10H, G11B, G01R]
9748967 Periodic signal averaging with a time interleaving analog to digital converterMar 02, 17Aug 29, 17[H03M, G06F, H03H]
9443542 Head gimbal assembly (HGA) mounting apparatus for a magnetic head and disk testerMar 25, 16Sep 13, 16[G11B]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6661607 Method and apparatus for electromagnetic interference reduction in magnetic recording devicesExpiredJan 07, 02Dec 09, 03[G11B]
2002/0168,067 Copy protection method and system for a field-programmable gate arrayAbandonedMay 08, 01Nov 14, 02[H04L]
6229304 Apparatus for air flow stabilization in spinstands with a shroud assembly and a shell assemblyExpiredAug 06, 99May 08, 01[G01R]
6219194 MR head read amplifier with improved write to read recovery timeExpiredApr 09, 99Apr 17, 01[G11B]
6064261 Write amplifier with improved switching performance, output common-mode voltage, and head current controlExpiredApr 23, 99May 16, 00[H03F]
5872451 System for locating and fixing a headstack assembly on headstack testerExpiredMay 09, 97Feb 16, 99[G11B, G01R]
5825180 Magnetic disk test apparatus having heads moveable along substantially parallel axesExpiredDec 11, 96Oct 20, 98[B24B, G01R]
5796541 Servo track writing measurement of gapped initial clock track to write full clock trackExpiredNov 21, 95Aug 18, 98[G11B]
5760982 Method and apparatus for testing magnetic heads and disksExpiredFeb 02, 96Jun 02, 98[G11B, G01R]
5491413 Positioning device for magnetic head and disk tester with rotating tool supportExpiredSep 27, 93Feb 13, 96[G11B, G01R]
5355261 Method and apparatus for measuring error rate of magnetic recording devices having a partial response maximum likelihood data detection channelExpiredDec 20, 93Oct 11, 94[G11B]
5257093 Apparatus for measuring nanometric distances employing frustrated total internal reflectionExpiredNov 12, 91Oct 26, 93[G01B]
5254946 Magnetic head and disk tester with head centrally mounted on radially-moving, rotatable platform that surrounds diskExpiredFeb 25, 92Oct 19, 93[G01R]
5220408 Method and apparatus for calibration of optical flying-height testersExpiredDec 10, 91Jun 15, 93[G01J, G01B]
4958839 Disc clamp employing resilient cone for spreading ballsExpiredJul 12, 88Sep 25, 90[B23B, G11B]
4902971 Magnetic head and disc tester employing pivot arm on linearly movable slideExpiredSep 14, 88Feb 20, 90[G11B, G01R]
Top Inventors for This Owner
Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More |
We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.