Inventor · disambiguated record
Robert Lee Chess
Also filed as: CHESS ROBERT L · CHESS ROBERT LEE
7 granted patents·1 pending application·78 citations·filing 1988–2014
84Inventor score
Files withCLARK ROBERT DAVID2NACCO MATERIALS HANDLING GROUP2CHESS ROBERT LEE1HYSTER CO1NACCO MATERIALS HANDLING GROUP INC1
Top patents by PatentIndex Score
8 records- 0184US7974760B2Advanced power-shift transmission control systemNMHG OREGON INC·Filed 2006·Granted Jul 5, 2011·14 cites·35 claims
- 0282US6684148B2Transmission control systemNACCO MATERIALS HANDLING GROUP·Filed 2002·Granted Jan 27, 2004·41 cites·45 claims
- 0375US8596156B2Vehicle transmission with clutch pack overrunCLARK ROBERT DAVID·Filed 2010·Granted Dec 3, 2013·5 cites·23 claims
- 0466US8651205B2Direct power reversing drive axleCHESS ROBERT LEE·Filed 2010·Granted Feb 18, 2014·6 cites·27 claims
- 0555US9114800B2Vehicle transmission with clutch pack overrunCLARK ROBERT DAVID·Filed 2013·Granted Aug 25, 2015·1 cites·10 claims
- 0648US6950737B2Transmission control systemNACCO MATERIALS HANDLING GROUP·Filed 2003·Granted Sep 27, 2005·2 cites·19 claims
- 0748US4848530ATransmission control providing sequentially engaged high and low speed clutchesHYSTER CO·Filed 1988·Granted Jul 18, 1989·9 cites·4 claims
- 0841US2014135170A1Direct power reversing drive axleNACCO MATERIALS HANDLING GROUP INC·Filed 2014·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →