Inventor · disambiguated record
Barry Chapman
Also filed as: CHAPMAN BARRY · CHAPMAN BARRY L · CHAPMAN BARRY L W · CHAPMAN BARRY LEONARD WALTER
14 granted patents·243 citations·filing 1987–2019
92Inventor score
Files withNAT RES DEV3BRITISH TECH GROUP USA2BTG INT LTD2SPEX CORP HOLDINGS LTD2SPEX ENGINEERING UK LTD2
Top patents by PatentIndex Score
14 records- 0191US4978920AMagnetic field screensNAT RES DEV·Filed 1989·Granted Dec 18, 1990·59 cites·37 claims
- 0284US6697507B1Ghost artifact reductionBTG INT LTD·Filed 2000·Granted Feb 24, 2004·31 cites·63 claims
- 0381US6915253B1Method for facilitating product configuration using components from a setFUJITSU LTD·Filed 2000·Granted Jul 5, 2005·36 cites·11 claims
- 0480US5764059AAcoustic screenBRITISH TECH GROUP·Filed 1994·Granted Jun 9, 1998·52 cites·17 claims
- 0570US5266913AScreened electromagnetic coil of restricted length having optimized field and methodBRITISH TECH GROUP USA·Filed 1991·Granted Nov 30, 1993·31 cites·20 claims
- 0662US4896129AMagnetic field coilsNAT RES DEV·Filed 1987·Granted Jan 23, 1990·18 cites·17 claims
- 0755US11332993B2Cutting toolSPEX ENGINEERING UK LTD·Filed 2019·Granted May 17, 2022·0 cites·16 claims
- 0845US10550656B2Cutting toolSPEX ENGINEERING UK LTD·Filed 2015·Granted Feb 4, 2020·0 cites·21 claims
- 0943US10895124B2Colliding toolSPEX CORP HOLDINGS LTD·Filed 2017·Granted Jan 19, 2021·0 cites·31 claims
- 1042US11193344B2Fracturing toolSPEX CORP HOLDINGS LTD·Filed 2017·Granted Dec 7, 2021·0 cites·15 claims
- 1142US6047118AMethod of and system for determining optimal overtrunking in an optical telecommunications networkMCI COMMUNICATIONS CORP·Filed 1997·Granted Apr 4, 2000·7 cites·17 claims
- 1239US6946940B2Permanent magnet and shim designBTG INT LTD·Filed 2004·Granted Sep 20, 2005·0 cites·16 claims
- 1333US5663648AGradient coils having increased performance and decreased power consumption for use in MR systemsBRITISH TECH GROUP USA·Filed 1996·Granted Sep 2, 1997·6 cites·22 claims
- 1432US4873503AElectrical coilsNAT RES DEV·Filed 1987·Granted Oct 10, 1989·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →