Inventor · disambiguated record
James E. Ludwig
Also filed as: LUDWIG JAMES · LUDWIG JAMES E · LUDWIG JAMES ERWIN
8 granted patents·3 pending applications·81 citations·filing 1975–2024
86Inventor score
Top patents by PatentIndex Score
11 records- 0178US8015873B2Detector housingHALL DAVID L·Filed 2008·Granted Sep 13, 2011·7 cites·8 claims
- 0277US8266974B2Process for testing a detector mounted within a ductHALL DAVID L·Filed 2010·Granted Sep 18, 2012·4 cites·20 claims
- 0369US2025086525A1Room scheduling systemSTEELCASE INC·Filed 2024·Application pending·0 cites
- 0468US5009215AArrow rest and holder apparatusLUDWIG JAMES E·Filed 1990·Granted Apr 23, 1991·35 cites·15 claims
- 0568US4038960AArrow holderLUDWIG JAMES E·Filed 1975·Granted Aug 2, 1977·23 cites·15 claims
- 0665US8424394B2Air sampling tubeHALL DAVID L·Filed 2009·Granted Apr 23, 2013·1 cites·13 claims
- 0765US8141422B2Detector housingHALL DAVID L·Filed 2008·Granted Mar 27, 2012·4 cites·14 claims
- 0863US7941537B2System, method, and computer-readable medium for resource migration in a distributed telecommunication systemGENBAND US LLC·Filed 2005·Granted May 10, 2011·4 cites·21 claims
- 0955US2019370700A1Room scheduling systemSTEELCASE INC·Filed 2018·Application pending·0 cites
- 1052US2013269410A1Detector HousingApollo America·Filed 2013·Application pending·0 cites
- 1147US7204522B2Duct detector housingAIR PRODUCTS AND CONTROLS INC·Filed 2004·Granted Apr 17, 2007·3 cites·25 claims
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