Assignee
INDUGAS INC
US·17 granted patents·1,191 citations·filing 1987–1995
Top patents by PatentIndex Score
17 records- 0199US4913065AIn situ thermal waste disposal systemINDUGAS INC·Filed 1989·Granted Apr 3, 1990·255 cites·26 claims
- 0298US5082055AGas fired radiant tube heaterINDUGAS INC·Filed 1991·Granted Jan 21, 1992·363 cites·7 claims
- 0398US5020596AEnhanced oil recovery system with a radiant tube heaterINDUGAS INC·Filed 1990·Granted Jun 4, 1991·300 cites·16 claims
- 0489US4959009APulse burner and method of operationINDUGAS INC·Filed 1989·Granted Sep 25, 1990·49 cites·42 claims
- 0575US5249436ASimplified, low cost absorption heat pumpINDUGAS INC·Filed 1992·Granted Oct 5, 1993·36 cites·109 claims
- 0672US5090891AHybrid combustion device and system thereforINDUGAS INC·Filed 1990·Granted Feb 25, 1992·30 cites·28 claims
- 0769US5492168AHigh convective heat transfer immersion heater/coolerINDUGAS INC·Filed 1994·Granted Feb 20, 1996·14 cites·13 claims
- 0869US4781171AGas fired particulate melting apparatus and methodINDUGAS INC·Filed 1987·Granted Nov 1, 1988·11 cites·17 claims
- 0966US5295822AConvective heat transfer by cascading jet impingement in a batch coil annealling furnaceINDUGAS INC·Filed 1993·Granted Mar 22, 1994·11 cites·6 claims
- 1062US5224542AGas fired radiant tube heaterINDUGAS INC·Filed 1992·Granted Jul 6, 1993·37 cites·24 claims
- 1160US5697778ADaisywheel convector plate for batch coil annealing furnaceINDUGAS INC·Filed 1995·Granted Dec 16, 1997·11 cites·29 claims
- 1260US5297959AHigh temperature furnaceINDUGAS INC·Filed 1993·Granted Mar 29, 1994·20 cites·9 claims
- 1353US5419699ASeal arrangement for batch coil annealing furnaceINDUGAS INC·Filed 1994·Granted May 30, 1995·8 cites·38 claims
- 1452US5078368AGas fired melting furnaceINDUGAS INC·Filed 1990·Granted Jan 7, 1992·15 cites·39 claims
- 1551US5228513AConvective heat transfer by cascading jet impingementINDUGAS INC·Filed 1991·Granted Jul 20, 1993·12 cites·5 claims
- 1648US5207972AHigh temperature furnaceINDUGAS INC·Filed 1991·Granted May 4, 1993·13 cites·12 claims
- 1743US5290017ACooling cover for batch coil annealing furnaceINDUGAS INC·Filed 1993·Granted Mar 1, 1994·6 cites·24 claims
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