Inventor · disambiguated record
Steven Donald Atmur
Also filed as: ATMUR STEVEN D · ATMUR STEVEN DONALD
43 granted patents·1 pending application·1,076 citations·filing 1995–2024
99Inventor score
Files withNORTHROP GRUMMAN CORP39COI CERAM INC1GRUMMAN CORP1HOLTZAPPLE MARK T1NORTHTROP GRUMMAN CORP1
Top patents by PatentIndex Score
44 records- 0195US7695260B2Gerotor apparatus for a quasi-isothermal Brayton cycle engineTEXAS A & M UNIV SYS·Filed 2005·Granted Apr 13, 2010·20 cites·21 claims
- 0295US5984055AIntegrated fiber reinforced ceramic matrix composite brake pad and back plateNORTHROP GRUMMAN CORP·Filed 1997·Granted Nov 16, 1999·54 cites·19 claims
- 0395US5842342AFiber reinforced ceramic matrix composite internal combustion engine intake/exhaust port linersNORTHROP GRUMMAN CORP·Filed 1997·Granted Dec 1, 1998·40 cites·20 claims
- 0494US5738818ACompression/injection molding of polymer-derived fiber reinforced ceramic matrix composite materialsNORTHROP GRUMMAN CORP·Filed 1996·Granted Apr 14, 1998·85 cites·24 claims
- 0593US6135006AFiber reinforced ceramic matrix composite armorNORTHROP GRUMMAN CORP·Filed 1999·Granted Oct 24, 2000·59 cites·19 claims
- 0693US6026568AHigh efficiency low-pollution engineNORTHROP GRUMMAN CORP·Filed 1997·Granted Feb 22, 2000·63 cites·7 claims
- 0793US5632320AMethods and apparatus for making ceramic matrix composite lined automotive parts and fiber reinforced ceramic matrix composite automotive partsNORTHROP GRUMMAN CORP·Filed 1995·Granted May 27, 1997·30 cites·13 claims
- 0890US6314858B1Fiber reinforced ceramic matrix composite armorNORTHROP GRUMMAN CORP·Filed 1999·Granted Nov 13, 2001·49 cites·12 claims
- 0990US6062351AIntegrated fiber reinforced ceramic matrix composite brake pad and back plateNORTHROP GRUMMAN CORP·Filed 1999·Granted May 16, 2000·40 cites·8 claims
- 1089US5970843AFiber reinforced ceramic matrix composite armorNORTHTROP GRUMMAN CORP·Filed 1997·Granted Oct 26, 1999·50 cites·20 claims
- 1185US8905735B2Gerotor apparatus for a quasi-isothermal Brayton cycle engineHOLTZAPPLE MARK T·Filed 2010·Granted Dec 9, 2014·4 cites·28 claims
- 1285US5730096AHigh-efficiency, low-pollution engineNORTHROP GRUMMAN CORP·Filed 1996·Granted Mar 24, 1998·33 cites·17 claims
- 1380US5910095AFiber reinforced ceramic matrix composite marine engine riser elbowNORTHROP GRUMMAN CORP·Filed 1997·Granted Jun 8, 1999·35 cites·31 claims
- 1479US5687787AFiber reinforced ceramic matrix composite internal combustion engine exhaust manifoldNORTHROP GRUMMAN CORP·Filed 1995·Granted Nov 18, 1997·31 cites·27 claims
- 1578US5879640ACeramic catalytic converterNORTHROP GRUMMAN CORP·Filed 1997·Granted Mar 9, 1999·41 cites·4 claims
- 1677US6134881AFiber reinforced ceramic matrix composite internal combustion engine intake/exhaust port linersNORTHROP GRUMMAN CORP·Filed 1999·Granted Oct 24, 2000·24 cites·6 claims
- 1774US6533976B1Method of fabricating ceramic matrix composites employing a vacuum mold procedureNORTHROP GRUMMAN CORP·Filed 2000·Granted Mar 18, 2003·17 cites·12 claims
- 1872US6363902B1Fiber reinforced ceramic matrix composite internal combustion engine intake/exhaust valvesNORTHROP GRUMMAN CORP·Filed 2000·Granted Apr 2, 2002·12 cites·7 claims
- 1972US6210786B1Ceramic composite materials having tailored physical propertiesNORTHROP GRUMMAN CORP·Filed 1998·Granted Apr 3, 2001·29 cites·31 claims
- 2072US6077600ACeramic catalytic converterGRUMMAN CORP·Filed 1998·Granted Jun 20, 2000·35 cites·8 claims
- 2171US5947094AMethods and apparatus for making ceramic matrix composite lined automotive parts and fiber reinforced ceramic matrix composite automotive partsNORTHROP GRUMMAN CORP·Filed 1997·Granted Sep 7, 1999·10 cites·8 claims
- 2271US5692373AExhaust manifold with integral catalytic converterNORTHROP GRUMMAN CORP·Filed 1995·Granted Dec 2, 1997·34 cites·9 claims
- 2367US6265078B1Reducing wear between structural fiber reinforced ceramic matrix composite automotive engine parts in sliding contacting relationshipNORTHROP GRUMMAN CORP·Filed 1999·Granted Jul 24, 2001·21 cites·4 claims
- 2467US5638779AHigh-efficiency, low-pollution engineNORTHROP GRUMMAN CORP·Filed 1995·Granted Jun 17, 1997·17 cites·13 claims
- 2566US6001436ACeramic matrix composite turbocharger housingNORTHROP GRUMMAN CORP·Filed 1997·Granted Dec 14, 1999·17 cites·14 claims
- 2665US6238617B1Method for forming a ceramic matrix composite turbocharger housingNORTHROP GRUMMAN CORP·Filed 1999·Granted May 29, 2001·17 cites·9 claims
- 2765US5560455ABrakes rotors/drums and brake pads particularly adapted for aircraft/truck/train/ and other heavy duty applicationsNORTHROP GRUMMAN CORP·Filed 1995·Granted Oct 1, 1996·17 cites·33 claims
- 2864US6030563AMethod for forming a fiber reinforced ceramic matrix compositeNORTHROP GRUMMAN CORP·Filed 1998·Granted Feb 29, 2000·15 cites·15 claims
- 2964US5888641AFiber reinforced ceramic matrix composite internal combustion engine exhaust manifoldNORTHROP GRUMMAN CORP·Filed 1997·Granted Mar 30, 1999·16 cites·15 claims
- 3063US5740788AFiber reinforced ceramic matrix composite piston and cylinder/sleeve for an internal combustion engineNORTHROP GRUMMAN CORP·Filed 1995·Granted Apr 21, 1998·16 cites·16 claims
- 3162US5657729AFiber reinforced ceramic matrix composite cylinder head and cylinder head liner for an internal combustion engineNORTHROP GRUMMAN CORP·Filed 1995·Granted Aug 19, 1997·15 cites·17 claims
- 3261US2025296886A1Silicon carbide fibers and methods of producing the sameCOI CERAM INC·Filed 2024·Application pending·0 cites
- 3359US5806636ABrake rotors/drums and brake pads particulary adapted for motorized vehiclesNORTHROP GRUMMAN CORP·Filed 1996·Granted Sep 15, 1998·14 cites·14 claims
- 3459US5729970AMethods and apparatus for making ceramic matrix composite lined automotive parts and fiber reinforced ceramic matrix composite automotive partsNORTHROP GRUMMAN CORP·Filed 1997·Granted Mar 24, 1998·6 cites·5 claims
- 3558US5816211AFiber reinforced ceramic matrix composite piston and cylinder/sleeve for an internal combustion engineNORTHROP GRUMMAN CORP·Filed 1997·Granted Oct 6, 1998·13 cites·17 claims
- 3658US5794943APiston rings particularly suited for use with ceramic matrix composite pistons and cylindersNORTHROP GRUMMAN CORP·Filed 1997·Granted Aug 18, 1998·18 cites·26 claims
- 3757US6062569AFiber reinforced ceramic matrix composite piston ringNORTHROP GRUMMAN CORP·Filed 1997·Granted May 16, 2000·20 cites·17 claims
- 3857US5964273AFiber reinforced ceramic matrix composite internal combustion engine intake/exhaust port linersNORTHROP GRUMMAN CORP·Filed 1998·Granted Oct 12, 1999·9 cites·1 claims
- 3954US6167859B1Fiber reinforced ceramic matrix composite internal combustion engine intake/exhaust valvesNORTHROP GRUMMAN CORP·Filed 1997·Granted Jan 2, 2001·9 cites·19 claims
- 4053US5882575ACompression/injection molding of polymer-derived fiber reinforced ceramic matrix composite materialsNORTHROP GRUMMAN CORP·Filed 1997·Granted Mar 16, 1999·9 cites·17 claims
- 4151US5985205AReducing wear between structural fiber reinforced ceramic matrix composite partsNORTHROP GRUMMAN CORP·Filed 1997·Granted Nov 16, 1999·14 cites·7 claims
- 4244US5660399APiston rings particularly suited for use with ceramic matrix composite pistons and cylindersNORTHROP GRUMMAN CORP·Filed 1995·Granted Aug 26, 1997·10 cites·4 claims
- 4338US5857550APolymer derived fiber reinforced ceramic matrix composite clutchNORTHROP GRUMMAN CORP·Filed 1996·Granted Jan 12, 1999·5 cites·42 claims
- 4432US5875877APolymer derived fiber reinforced ceramic composite clutchNORTHROP GRUMMAN CORP·Filed 1998·Granted Mar 2, 1999·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →