Individual holder
BIRMINGHAM JAMES W
US·2 granted patents·2 pending applications·11 citations·filing 2009–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0182US9598742B2Exhaust processing and heat recovery systemBIRMINGHAM JAMES W·Filed 2010·Granted Mar 21, 2017·5 cites·7 claims
- 0278US9557119B2Heat transfer sheet for rotary regenerative heat exchangerBIRMINGHAM JAMES W·Filed 2009·Granted Jan 31, 2017·6 cites·1 claims
- 0352US2010289223A1Regenerative heat exchanger and method of reducing gas leakage thereinBIRMINGHAM JAMES W·Filed 2009·Application pending·0 cites
- 0442US2011303135A1Regenerative air preheater design to reduce cold end foulingBIRMINGHAM JAMES W·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →