Inventor · disambiguated record
John B. Welker
Also filed as: WELKER JOHN B
3 granted patents·242 citations·filing 1992–1993
79Inventor score
Files withMODINE MFG CO3
Top patents by PatentIndex Score
3 records- 0195US5279360AEvaporator or evaporator/condenserMODINE MFG CO·Filed 1992·Granted Jan 18, 1994·117 cites·17 claims
- 0294US5341870AEvaporator or evaporator/condenserMODINE MFG CO·Filed 1993·Granted Aug 30, 1994·94 cites·3 claims
- 0375US5533259AMethod of making an evaporator or evaporator/condenserMODINE MFG CO·Filed 1993·Granted Jul 9, 1996·31 cites·18 claims
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