Inventor · disambiguated record
Ralph A. Mcclelland
Also filed as: MCCLELLAND RALPH A
10 granted patents·281 citations·filing 1989–2006
91Inventor score
Top patents by PatentIndex Score
10 records- 0185US6651529B1Hydrostatic transmissionHYDRO GEAR LTD PARTNERSHIP·Filed 2002·Granted Nov 25, 2003·33 cites·60 claims
- 0285US5231841ARefrigerant charging system and control system thereforMCCLELLAND RALPH A·Filed 1991·Granted Aug 3, 1993·72 cites·33 claims
- 0380US5317903ARefrigerant charging system controlled by charging pressure change rateWHIT TOOLS INC K·Filed 1993·Granted Jun 7, 1994·41 cites·5 claims
- 0480US4942741ARefrigerant recovery deviceHANCOCK JOHN P·Filed 1989·Granted Jul 24, 1990·54 cites·20 claims
- 0569US5222369ARefrigerant recovery device with vacuum operated check valveWHIT TOOLS INC K·Filed 1991·Granted Jun 29, 1993·33 cites·19 claims
- 0658US7430942B1Hydrostatic transmissionHYDRO GEAR LTD PARTNERSHIP·Filed 2006·Granted Oct 7, 2008·1 cites·23 claims
- 0752US5186017ARefrigerant recovery deviceWHIT TOOLS INC K·Filed 1992·Granted Feb 16, 1993·19 cites·15 claims
- 0850US5168721ARefrigerant recovery deviceWHIT TOOLS INC K·Filed 1991·Granted Dec 8, 1992·16 cites·12 claims
- 0941US7007571B1Hydrostatic transmissionHYDRO GEAR LTD PARTNERSHIP·Filed 2003·Granted Mar 7, 2006·3 cites·21 claims
- 1039US5335512ARefrigerant recovery deviceWHIT TOOLS INC K·Filed 1992·Granted Aug 9, 1994·9 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →