Inventor · disambiguated record
Christopher J. Turner
Also filed as: TURNER CHRISTOPHER · TURNER CHRISTOPHER J · TURNER CHRISTOPHER L
71 granted patents·20 pending applications·1,075 citations·filing 1997–2025
99Inventor score
Files withDPHI ACQUISITIONS INC38MILWAUKEE ELECTRIC TOOL CORP19DCI MARKETING INC11RETAIL SPACE SOLUTIONS LLC7EXABYTE CORP2
Top patents by PatentIndex Score
91 records- 0198US11248982B2Hub connection for pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2019·Granted Feb 15, 2022·11 cites·12 claims
- 0298US10434547B2Pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2017·Granted Oct 8, 2019·18 cites·6 claims
- 0398US6480182B2Printable electronic displayMASSACHUSETTS INST TECHNOLOGY·Filed 2001·Granted Nov 12, 2002·369 cites·5 claims
- 0497US11623254B2Pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2021·Granted Apr 11, 2023·6 cites·30 claims
- 0596US6980196B1Printable electronic displayMASSACHUSETTS INST TECHNOLOGY·Filed 1997·Granted Dec 27, 2005·218 cites·33 claims
- 0694US10154739B2Universal merchandiser and methods relating to sameDCI MARKETING INC·Filed 2014·Granted Dec 18, 2018·35 cites·24 claims
- 0793US7196979B2Calibration storage methods for a digital focus and tracking servo system with calibrationDPHI ACQUISITIONS INC·Filed 2001·Granted Mar 27, 2007·39 cites·18 claims
- 0890US11110495B2Pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2019·Granted Sep 7, 2021·2 cites·26 claims
- 0988US6809995B2Digital focus and tracking servo systemDPHI ACQUISITIONS INC·Filed 2001·Granted Oct 26, 2004·23 cites·21 claims
- 1087US7020054B2Digital servo system with biased feed-forwardDPHI ACQUISITIONS INC·Filed 2001·Granted Mar 28, 2006·23 cites·14 claims
- 1185US12287258B1Hub connection for pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2024·Granted Apr 29, 2025·0 cites·13 claims
- 1284US10314412B2Retractable hinged shelf displayRETAIL SPACE SOLUTIONS LLC·Filed 2016·Granted Jun 11, 2019·8 cites·15 claims
- 1384US2025216284A1Hub connection for pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2025·Application pending·0 cites
- 1483US11659142B2Pipeline inspection device with enhanced image controlMILWAUKEE ELECTRIC TOOL CORP·Filed 2021·Granted May 23, 2023·1 cites·20 claims
- 1583US6813226B2Calibration of a focus sum threshold in a focus servo systemDPHI ACQUISITIONS INC·Filed 2001·Granted Nov 2, 2004·16 cites·14 claims
- 1681USD812945SShelf componentsDCI MARKETING INC·Filed 2016·Granted Mar 20, 2018·21 cites·1 claims
- 1781US6906985B2Calibration of tracking error signal gain in a tracking servo systemDPHI ACQUISITIONS INC·Filed 2001·Granted Jun 14, 2005·14 cites·19 claims
- 1879US9877599B2Basket product display and related methodsDCI MARKETING INC·Filed 2016·Granted Jan 30, 2018·5 cites·8 claims
- 1979US7092322B2Calibration of focus error signal offset in a focus servo systemDPHI ACQUISITIONS INC·Filed 2001·Granted Aug 15, 2006·13 cites·9 claims
- 2079US6965547B2Tracking and focus servo system with error signal inverse non-linearity calibrationDPHI ACQUISITIONS INC·Filed 2001·Granted Nov 15, 2005·12 cites·18 claims
- 2178US11638940B2Motor control of a drain cleaning machineMILWAUKEE ELECTRIC TOOL CORP·Filed 2022·Granted May 2, 2023·0 cites·20 claims
- 2278USD801734SShelf management partsDCI MARKETING INC·Filed 2014·Granted Nov 7, 2017·18 cites·1 claims
- 2377US11892373B2Hub connection for pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2022·Granted Feb 6, 2024·0 cites·17 claims
- 2477US11064817B2Merchandiser and methods relating to sameRETAIL SPACE SOLUTIONS LLC·Filed 2016·Granted Jul 20, 2021·5 cites·20 claims
- 2577US7023776B2Calibration initiation methods for a tracking and focus servo systemDPHI ACQUISITIONS INC·Filed 2001·Granted Apr 4, 2006·11 cites·24 claims
- 2677US2024342767A1Pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2024·Application pending·0 cites
- 2776US6728182B2Tracking and focus servo system with a media type boundary crossing detectorDPHI ACQUISITIONS INC·Filed 2001·Granted Apr 27, 2004·10 cites·30 claims
- 2876US2025014439A1Systems and methods for power tool activation with packaging interface systemMILWAUKEE ELECTRIC TOOL CORP·Filed 2024·Application pending·0 cites
- 2975US7079459B2System and method for performing a spin motor startup operationDPHI ACQUISITIONS INC·Filed 2001·Granted Jul 18, 2006·10 cites·4 claims
- 3075US2025088610A1Pipeline inspection device with enhanced image controlMILWAUKEE ELECTRIC TOOL CORP·Filed 2024·Application pending·0 cites
- 3174US12155973B2Pipeline inspection device with enhanced image controlMILWAUKEE ELECTRIC TOOL CORP·Filed 2023·Granted Nov 26, 2024·0 cites·23 claims
- 3274US6624960B1Current sensing drum/cleaning wheel positioning method and apparatus for magnetic storage systemEXABYTE CORP·Filed 2000·Granted Sep 23, 2003·13 cites·18 claims
- 3373US12053807B2Pipeline inspection deviceMILWAUKEE ELECTRIC TOOL CORP·Filed 2023·Granted Aug 6, 2024·0 cites·20 claims
- 3473USD843760SShelf componentsDCI MARKETING INC·Filed 2016·Granted Mar 26, 2019·10 cites·1 claims
- 3573US6741530B2Time critical and non-time critical tasks control system for an optical disk using first and second processorsDPHI ACQUISITIONS INC·Filed 2001·Granted May 25, 2004·9 cites·29 claims
- 3672US6307701B1Variable speed recording method and apparatus for a magnetic tape driveECRIX CORP·Filed 1998·Granted Oct 23, 2001·21 cites·13 claims
- 3771US12142123B2Systems and methods for power tool activation with packaging interface systemMILWAUKEE ELECTRIC TOOL CORP·Filed 2022·Granted Nov 12, 2024·0 cites·20 claims
- 3871US11396034B2Motor control of a drain cleaning machineMILWAUKEE ELECTRIC TOOL CORP·Filed 2020·Granted Jul 26, 2022·0 cites·20 claims
- 3971US6459540B1Variable speed recording method and apparatus for a magnetic tape driveEXABYTE CORP·Filed 2001·Granted Oct 1, 2002·7 cites·2 claims
- 4070US6950380B2Detector input dark current offset calibration in an optical disk drive digital servoDPHI ACQUISITIONS INC·Filed 2001·Granted Sep 27, 2005·7 cites·10 claims
- 4169US7782721B2Digital focus and tracking servo system with multi-zone calibrationDPHI ACQUISITIONS INC·Filed 2001·Granted Aug 24, 2010·7 cites·11 claims
- 4269US2025280502A1Modular Unit with Camera and DisplayMILWAUKEE ELECTRIC TOOL CORP·Filed 2025·Application pending·0 cites
- 4368US7116621B2System and method for handling commands in an optical disc driveDPHI ACQUISITIONS INC·Filed 2001·Granted Oct 3, 2006·7 cites·2 claims
- 4468US6704261B2Spin motor control in an optical driveDPHI ACQUISITIONS INC·Filed 2001·Granted Mar 9, 2004·6 cites·8 claims
- 4567US2025280501A1Modular Unit with Camera and DisplayMILWAUKEE ELECTRIC TOOL CORP·Filed 2025·Application pending·0 cites
- 4666US7414940B2Calibration of a focus error signal gain in a focus servo systemDPHI ACQUISITIONS INC·Filed 2001·Granted Aug 19, 2008·6 cites·5 claims
- 4766US6847597B2Optical disk drive with a digital focus and tracking servo systemDPHI ACQUISITIONS INC·Filed 2001·Granted Jan 25, 2005·6 cites·18 claims
- 4865US6898164B2Close tracking algorithm in a digital tracking servo systemDPHI ACQUISITIONS INC·Filed 2001·Granted May 24, 2005·5 cites·11 claims
- 4964US7680004B2Digital servo system with inverse non-linearity compensationDPHI ACQUISITIONS INC·Filed 2001·Granted Mar 16, 2010·5 cites·3 claims
- 5062USD879521SShelf componentsRETAIL SPACE SOLUTIONS LLC·Filed 2019·Granted Mar 31, 2020·5 cites·1 claims
Showing the top 50 of 91 patent records by PatentIndex Score.
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