Inventor · disambiguated record
James Zweighaft
Also filed as: ZWEIGHAFT JAMES
27 granted patents·4 pending applications·521 citations·filing 1982–2015
97Inventor score
Files withQUANTUM CORP13EXABYTE CORP10BENCHMARK STORAGE INNOVATIONS2BENCHMARK TAPE SYSTEMS CORP2STORAGE TECHNOLOGY CORP2
Top patents by PatentIndex Score
31 records- 0192US6581865B1Retracting door assemblyQUANTUM CORP·Filed 2002·Granted Jun 24, 2003·36 cites·10 claims
- 0290US6775092B2Lateral tape motion sensorQUANTUM CORP·Filed 2001·Granted Aug 10, 2004·30 cites·16 claims
- 0387US6801383B2Method for calibrating a tape media using staggered calibration tracksQUANTUM CORP·Filed 2002·Granted Oct 5, 2004·34 cites·4 claims
- 0487US6565029B2Method of detecting and correcting for slippage of a tape media in a tape storage deviceQUANTUM CORP·Filed 2001·Granted May 20, 2003·28 cites·14 claims
- 0587US5191491AMethod and apparatus for reading distorted helical stripesEXABYTE CORP·Filed 1990·Granted Mar 2, 1993·43 cites·12 claims
- 0683US7184233B2Dual source tracking servo systems and associated methodsQUANTUM CORP·Filed 2004·Granted Feb 27, 2007·16 cites·32 claims
- 0783US6570731B2System for detecting an edge of a moving data storage mediumQUANTUM CORP·Filed 2001·Granted May 27, 2003·25 cites·8 claims
- 0881US6699013B2Forced air cooling fan having pivotal fan blades for unidirectional air flowQUANTUM CORP·Filed 2002·Granted Mar 2, 2004·27 cites·11 claims
- 0981US5426355APower-off motor deceleration control systemEXABYTE CORP·Filed 1993·Granted Jun 20, 1995·29 cites·43 claims
- 1080US5602694ACapstanless helical drive systemEXABYTE CORP·Filed 1995·Granted Feb 11, 1997·36 cites·12 claims
- 1174US6600624B2Guiding method utilizing roller surface featuresQUANTUM CORP·Filed 2000·Granted Jul 29, 2003·10 cites·7 claims
- 1274US4885676AControl loop instability detection and correction apparatusSTORAGE TECHNOLOGY CORP·Filed 1988·Granted Dec 5, 1989·31 cites·15 claims
- 1373US6320727B1Roller guiding system for delivery of tape media along a tape pathBENCHMARK TAPE SYSTEMS CORP·Filed 1999·Granted Nov 20, 2001·24 cites·4 claims
- 1472US6134072ATracking of non-native stripes in helical scan tape driveEXABYTE CORP·Filed 1997·Granted Oct 17, 2000·24 cites·20 claims
- 1572US5680269AMethod and apparatus for controlling media linear speed in a helical scan recorder by reading servo information just after writing the servo informationEXABYTE CORP·Filed 1994·Granted Oct 21, 1997·20 cites·18 claims
- 1669US6665137B2Method for locating data tracks on a tape mediaQUANTUM CORP·Filed 2001·Granted Dec 16, 2003·7 cites·5 claims
- 1769US6614611B1Method for buckler rotation testQUANTUM CORP·Filed 2000·Granted Sep 2, 2003·7 cites·14 claims
- 1867US6186430B1Tape drive connection sensing assemblyBENCHMARK TAPE SYSTEMS CORP·Filed 1999·Granted Feb 13, 2001·20 cites·19 claims
- 1966US6450431B1Method for preventing a reverse connection failure in a single reel tape driveBENCHMARK STORAGE INNOVATIONS·Filed 2000·Granted Sep 17, 2002·6 cites·6 claims
- 2059US6285518B1Life/wear monitoring for magnetic tapeEXABYTE CORP·Filed 1998·Granted Sep 4, 2001·13 cites·50 claims
- 2159US4502647ATape attached sensorSTORAGE TECHNOLOGY CORP·Filed 1982·Granted Mar 5, 1985·10 cites·8 claims
- 2257US5726826ACapstanless helical drive systemEXABYTE CORP·Filed 1995·Granted Mar 10, 1998·13 cites·15 claims
- 2352US5712539ADigital acoustic noise reduction in electric motors driven by switching power amplifiersEXABYTE CORP·Filed 1995·Granted Jan 27, 1998·17 cites·33 claims
- 2446US2007061508A1Data storage cartridge with built-in tamper-resistant clockQUANTUM CORP·Filed 2005·Application pending·0 cites
- 2542US5829702AMethod and apparatus for counteracting interlayer slip in magnetic tape driveEXABYTE CORP·Filed 1997·Granted Nov 3, 1998·5 cites·15 claims
- 2641US7126779B2Tape media identification codeQUANTUM CORP·Filed 2001·Granted Oct 24, 2006·0 cites·9 claims
- 2740US6962304B2Single reel tape cartridge with tape reel centering featuresQUANTUM CORP·Filed 2002·Granted Nov 8, 2005·0 cites·5 claims
- 2838US2002195513A1Single reel tape cartridge with tape reel centering featuresBENCHMARK STORAGE INNOVATIONS·Filed 2001·Application pending·0 cites
- 2938US2003116667A1Tape drive with a reel motor having a cooling functionMITSUMI ELECTRIC CO LTD·Filed 2001·Application pending·0 cites
- 3036US2016272110A1Automatically Self Canceling Turn Signal Lamp for VehiclesZWEIGHAFT JAMES·Filed 2015·Application pending·0 cites
- 3133US5892347ATape drive with high performance gain amplifier using radio frequency dielectric heatingEXABYTE CORP·Filed 1995·Granted Apr 6, 1999·10 cites·3 claims
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