Inventor · disambiguated record
Donald Macleod Stewart
Also filed as: STEWART DONALD · STEWART DONALD M · STEWART DONALD MACLEOD
13 granted patents·3 pending applications·157 citations·filing 1977–2021
91Inventor score
Top patents by PatentIndex Score
16 records- 0184US7944073B2Power generator and turbine unitROTECH HOLDINGS LTD·Filed 2008·Granted May 17, 2011·15 cites·39 claims
- 0283US7768145B2Power generator and turbine unitROTECH HOLDINGS LTD·Filed 2002·Granted Aug 3, 2010·28 cites·26 claims
- 0376US6854953B2Speed governorROTECH HOLDINGS LTD·Filed 2002·Granted Feb 15, 2005·58 cites·29 claims
- 0471US4222280ASpeed changing unit constructionSTEWART DONALD M·Filed 1978·Granted Sep 16, 1980·21 cites·10 claims
- 0571US2022070122A1Method and Apparatus for Composite User Interface GenerationVERSATA FZ LLC·Filed 2021·Application pending·0 cites
- 0665US11171897B2Method and apparatus for composite user interface generationVERSATA FZ LLC·Filed 2019·Granted Nov 9, 2021·0 cites·38 claims
- 0764US8407718B2Method and apparatus for composite user interface generationVAN DER SANDEN EDWIN WILHEHMUS PETRUS CORNELUS·Filed 2003·Granted Mar 26, 2013·8 cites·110 claims
- 0857US9654429B2Method and apparatus for composite user interface generationVERSATA FZ-LLC·Filed 2016·Granted May 16, 2017·0 cites·39 claims
- 0954US10419373B2Method and apparatus for composite user interface generationVERSATA FZ LLC·Filed 2017·Granted Sep 17, 2019·0 cites·21 claims
- 1054US9389927B2Method and apparatus for composite user interface generationVERSATA FZ LLC·Filed 2013·Granted Jul 12, 2016·0 cites·39 claims
- 1153US4426049ADual propeller and engine drive system for aircraftSTEWART DONALD M·Filed 1981·Granted Jan 17, 1984·19 cites·11 claims
- 1249US8522460B2Underwater excavation apparatusSTEWART DONALD·Filed 2009·Granted Sep 3, 2013·3 cites·49 claims
- 1346US2016102499A1Improved TurbineROTECH GROUP LTD·Filed 2014·Application pending·0 cites
- 1437US2010148513A1Power generator and turbine unitSUSMAN HECTOR FILIPPUS ALEXANDER VAN DRENTHAM·Filed 2008·Application pending·0 cites
- 1525US4132179ABurning apparatusHEIMBURG RICHARD W·Filed 1977·Granted Jan 2, 1979·3 cites·20 claims
- 1623US4210995AMethod of constructing a burnerHEIMBURG RICHARD W·Filed 1978·Granted Jul 8, 1980·2 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Donald Macleod Stewart files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →