Inventor · disambiguated record
Robert L. Keltner
Also filed as: KELTNER ROBERT L
8 granted patents·162 citations·filing 1990–1992
89Inventor score
Files withTECHNICAL CHEMICAL COMPANY8
Top patents by PatentIndex Score
8 records- 0167US5090212ACutoff switch for refrigerant containerTECHNICAL CHEMICAL COMPANY·Filed 1990·Granted Feb 25, 1992·24 cites·9 claims
- 0265US5220810ARefrigerant recovery system with flush mode and associated flushing adapter apparatusTECHNICAL CHEMICAL COMPANY·Filed 1992·Granted Jun 22, 1993·30 cites·4 claims
- 0358US5168720ARefrigerant recovery system with flush mode and associated flushing adapter apparatusTECHNICAL CHEMICAL COMPANY·Filed 1991·Granted Dec 8, 1992·26 cites·9 claims
- 0457US5218831APortable refrigerant handling apparatus and associated methodsTECHNICAL CHEMICAL COMPANY·Filed 1992·Granted Jun 15, 1993·24 cites·5 claims
- 0545US5295367APortable refrigerant handling apparatus and associated methodsTECHNICAL CHEMICAL COMPANY·Filed 1992·Granted Mar 22, 1994·16 cites·3 claims
- 0644US5247812APortable refrigerant purification moduleTECHNICAL CHEMICAL COMPANY·Filed 1992·Granted Sep 28, 1993·15 cites·5 claims
- 0742US5117641ARefrigerant recovery system with flush modeTECHNICAL CHEMICAL COMPANY·Filed 1990·Granted Jun 2, 1992·14 cites·9 claims
- 0841US5231843APortable refrigerant handling apparatus and associated methodsTECHNICAL CHEMICAL COMPANY·Filed 1992·Granted Aug 3, 1993·13 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →