Assignee
JOHNSON JR ALLEN S
9 granted patents·293 citations·filing 1979–1981
Top patents by PatentIndex Score
9 records- 0198US4289479AThermally insulated rotary kiln and method of making sameJOHNSON JR ALLEN S·Filed 1980·Granted Sep 15, 1981·89 cites·22 claims
- 0288US4259095ABag-type filter apparatus with combination bag support and air diffuserJOHNSON JR ALLEN S·Filed 1979·Granted Mar 31, 1981·49 cites·10 claims
- 0384US4324571ABag-type filter apparatus with air diffuser having extended bag supportJOHNSON JR ALLEN S·Filed 1981·Granted Apr 13, 1982·50 cites·26 claims
- 0478US4255131AApparatus and method for heating an aggregate materialJOHNSON JR ALLEN S·Filed 1979·Granted Mar 10, 1981·15 cites·23 claims
- 0578US4231770ABag-type filter apparatus with internal air diffuserJOHNSON JR ALLEN S·Filed 1979·Granted Nov 4, 1980·32 cites·10 claims
- 0674US4256451AUpright kiln and attendant method for heating an aggregate materialJOHNSON JR ALLEN S·Filed 1980·Granted Mar 17, 1981·15 cites·15 claims
- 0769US4289511ABag-type filter apparatus with venturi-supported air diffuserJOHNSON JR ALLEN S·Filed 1980·Granted Sep 15, 1981·26 cites·14 claims
- 0865US4255130AApparatus and method for treating an aggregate material with a flowing gasJOHNSON JR ALLEN S·Filed 1979·Granted Mar 10, 1981·10 cites·15 claims
- 0939US4256045AApparatus and method for treating a gas with a liquidJOHNSON JR ALLEN S·Filed 1980·Granted Mar 17, 1981·7 cites·28 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →