Inventor · disambiguated record
Robert D. Chapman
Also filed as: CHAPMAN ROBERT D · CHAPMAN ROBERT DALE
20 granted patents·78 citations·filing 1979–2010
93Inventor score
Top patents by PatentIndex Score
20 records- 0185US6417355B1Geminal-dinitro-1-5 diazocine derivativesUS NAVY·Filed 2001·Granted Jul 9, 2002·17 cites·17 claims
- 0281US7875714B1Processes for preparing certain hexaazaisowurtzitanes and their use in preparing hexanitrohexaazaisowurtzitaneUS NAVY·Filed 2007·Granted Jan 25, 2011·2 cites·1 claims
- 0379US8268991B1Processes for preparing certain hexaazaisowurtzitanes and their use in preparing hexanitrohexaazaisowurtzitaneCHAPMAN ROBERT D·Filed 2008·Granted Sep 18, 2012·3 cites·9 claims
- 0471US8426582B1Processes for preparing certain hexaazaisowurtzitanes and their use in preparing hexanitrohexaazaisowurtzitaneCHAPMAN ROBERT D·Filed 2010·Granted Apr 23, 2013·1 cites·5 claims
- 0570US8008527B1Octafluoropentaerythrityltetramine (octafluoro-peta) and process for its preparationUS NAVY·Filed 2009·Granted Aug 30, 2011·1 cites·13 claims
- 0668US8221566B1Process for employing HNFX as a biocidal explosiveCHAPMAN ROBERT D·Filed 2009·Granted Jul 17, 2012·0 cites·16 claims
- 0768US4285742AHeat treatment methodBRITISH OXYGEN CO LTD·Filed 1979·Granted Aug 25, 1981·13 cites·10 claims
- 0864US8444783B13,3,7,7-tetrakis(difluoramino)octahydro-1,5-diazocinium saltsCHAPMAN ROBERT D·Filed 2009·Granted May 21, 2013·0 cites·5 claims
- 0962US7563889B13,3,7,7,-tetrakis(difluoramino)octahydro-1,5-diazocinium salts and method for making the sameUS NAVY·Filed 2004·Granted Jul 21, 2009·2 cites·5 claims
- 1061US7632943B1Method for making 3,3,7,7-tetrakis(difluoramino)octahydro-1,5-dinitro-1,5-diazocine (HNFX)US NAVY·Filed 2004·Granted Dec 15, 2009·2 cites·6 claims
- 1160US6310204B15,5-bis(difluoramino)hexahydro-1,3-dinitropyrimidine (RNFX) and certain electronegatively substituted pyrimidinesUS NAVY·Filed 2000·Granted Oct 30, 2001·2 cites·15 claims
- 1257US8268993B1Processes for preparing certain hexaazaisowurtzitanes and their use in preparing hexanitrohexaazaisowurtzitaneCHAPMAN ROBERT D·Filed 2010·Granted Sep 18, 2012·0 cites·3 claims
- 1356US8426583B1Processes for preparing certain hexaazaisowurtzitanes and their use in preparing hexanitrohexaazaisowurtzitaneCHAPMAN ROBERT D·Filed 2010·Granted Apr 23, 2013·0 cites·4 claims
- 1455US6395899B2Electronegatively substituted pyrimidines and intermediates leading to RNFXUS NAVY·Filed 2001·Granted May 28, 2002·1 cites·17 claims
- 1550US5674382AWet oxidation apparatus with compressorBOC GROUP PLC·Filed 1996·Granted Oct 7, 1997·17 cites·8 claims
- 1647US6562985B2Geminal-dinitro-1-5 diazocine derivativesUS NAVY·Filed 2002·Granted May 13, 2003·0 cites·6 claims
- 1740US6148678AFurnace waste gas samplingBOC GROUP PLC·Filed 1999·Granted Nov 21, 2000·8 cites·15 claims
- 1836US5451429AMethod and apparatus for treating freshly metallized substratesBOC GROUP PLC·Filed 1994·Granted Sep 19, 1995·6 cites·8 claims
- 1923US4855508AEnergetic diethers and process for their preparationUS AIR FORCE·Filed 1987·Granted Aug 8, 1989·0 cites·16 claims
- 2017US5495813ACombustion method and apparatusBOC GROUP PCL·Filed 1995·Granted Mar 5, 1996·3 cites·6 claims
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