Inventor · disambiguated record
David J. Hedley
Also filed as: HEDLEY DAVID · HEDLEY DAVID J · HEDLEY DAVID JOHN
22 granted patents·2 pending applications·494 citations·filing 1985–2012
96Inventor score
Top patents by PatentIndex Score
24 records- 0191US4751660ADetermining orientation of transformed imageSONY CORP·Filed 1986·Granted Jun 14, 1988·82 cites·10 claims
- 0290US7837923B2Method of molding load-bearing articles from compressible cores and heat malleable coveringsNOVO FOAM PRODUCTS LLC·Filed 2008·Granted Nov 23, 2010·24 cites·25 claims
- 0388US7413698B2Method of molding load-bearing articles from compressible cores and heat malleable coveringsNOVO FOAM PRODUCTS LLC·Filed 2004·Granted Aug 19, 2008·53 cites·28 claims
- 0486US4811263AInfinite impulse response filtersSONY CORP·Filed 1986·Granted Mar 7, 1989·39 cites·21 claims
- 0584US4953107AVideo signal processingSONY CORP·Filed 1989·Granted Aug 28, 1990·47 cites·14 claims
- 0673US5430488AImage signal processing apparatus for converting to frame format rastered image data which is supplied in field format but which originated in frame formatSONY UK LTD·Filed 1992·Granted Jul 4, 1995·34 cites·10 claims
- 0773US4682217AVideo signal processingSONY CORP·Filed 1986·Granted Jul 21, 1987·27 cites·10 claims
- 0870US4760605AImage signal processing with filtering to account for image mappingSONY CORP·Filed 1986·Granted Jul 26, 1988·24 cites·14 claims
- 0968US4774678AVideo signal processingSONY CORP·Filed 1986·Granted Sep 27, 1988·21 cites·11 claims
- 1067US5181111AVideo signal processing apparatus and methodSONY BROADCAST & COMMUNICATION·Filed 1991·Granted Jan 19, 1993·27 cites·12 claims
- 1158US6813529B2Method and apparatus for signal frequency decoding without an analog bandpass filterMICROCHIP TECH INC·Filed 2001·Granted Nov 2, 2004·4 cites·18 claims
- 1258US5208875ADigital picture signal processing apparatusSONY CORP·Filed 1992·Granted May 4, 1993·20 cites·9 claims
- 1358US5046165AControlling the combining of video signalsSONY CORP·Filed 1990·Granted Sep 3, 1991·19 cites·17 claims
- 1456US5237657AApparatus for manipulating a picture represented by a video signalSONY CORP·Filed 1991·Granted Aug 17, 1993·17 cites·22 claims
- 1556US2008265460A1Method of molding load-bearing articles from compressible cores and heat malleable coveringsNOVO FOAM PRODUCTS LLC·Filed 2008·Application pending·0 cites
- 1651US9081626B2Method and apparatus for converting softwareHEDLEY DAVID·Filed 2010·Granted Jul 14, 2015·1 cites·24 claims
- 1744US5675826AImage data storageSONY CORP·Filed 1996·Granted Oct 7, 1997·16 cites·10 claims
- 1844US5313566AComposite image generation with hidden surface removal using a single special effect generatorSONY UK LTD·Filed 1993·Granted May 17, 1994·9 cites·12 claims
- 1940US4811099AVideo signal memoriesSONY CORP·Filed 1985·Granted Mar 7, 1989·6 cites·7 claims
- 2039US5125048AObtaining access to a two-dimensional portion of a digital picture signalSONY CORP·Filed 1990·Granted Jun 23, 1992·12 cites·2 claims
- 2139US2013174762A1Reconfigurable load-bearing articleHEDLEY DAVID·Filed 2012·Application pending·0 cites
- 2235US4766496AVideo signal memoriesSONY CORP·Filed 1985·Granted Aug 23, 1988·3 cites·5 claims
- 2334US4689677AVideo signal processing circuitsSONY CORP·Filed 1985·Granted Aug 25, 1987·6 cites·5 claims
- 2431US5349388AVideo signal generating apparatusSONY UK LTD·Filed 1993·Granted Sep 20, 1994·3 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when David J. Hedley files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →