Inventor · disambiguated record
Stephen K. Phelps
Also filed as: PHELPS STEPHEN · PHELPS STEPHEN K · PHELPS STEPHEN KREIS
7 granted patents·1 pending application·310 citations·filing 1994–2014
88Inventor score
Top patents by PatentIndex Score
8 records- 0195US6389345B2Method and apparatus for determining a cross slope of a surfaceCATERPILLAR INC·Filed 2001·Granted May 14, 2002·88 cites·33 claims
- 0295US6060719AFail safe gas furnace optical flame sensor using a transconductance amplifier and low photodiode currentGAS RES INST·Filed 1997·Granted May 9, 2000·141 cites·10 claims
- 0388US9382675B2Electric powered systems for paving machinesCATERPILLAR PAVING PROD·Filed 2014·Granted Jul 5, 2016·15 cites·4 claims
- 0456US6275758B1Method and apparatus for determining a cross slope of a surfaceCATERPILLAR INC·Filed 1999·Granted Aug 14, 2001·19 cites·31 claims
- 0554US6164117AInclination sensor and method of measuring the accuracy thereofCATERPILLAR INC·Filed 1999·Granted Dec 26, 2000·28 cites·18 claims
- 0645US2015337504A1Screed Vibration SystemCATERPILLAR PAVING PROD·Filed 2014·Application pending·0 cites
- 0740US5994865AApparatus and method for control of an earth moving implementCATERPILLAR INC·Filed 1997·Granted Nov 30, 1999·11 cites·7 claims
- 0839US5691700AApparatus and method using non-contact light sensing with selective field of view, low input impedance, current-mode amplification and/or adjustable switching levelGAS RES INST·Filed 1994·Granted Nov 25, 1997·8 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →