Inventor · disambiguated record
Peter A. Ligman
Also filed as: LIGMAN PETER A
14 granted patents·5 pending applications·135 citations·filing 2008–2025
92Inventor score
Top patents by PatentIndex Score
19 records- 0195US10233658B1Multi-rotational concrete screed apparatus for screeding concreteLIGCHINE INT CORPORATION·Filed 2017·Granted Mar 19, 2019·24 cites·17 claims
- 0294US12270159B2Swing boom concrete screeding apparatusLIGCHINE INT CORPORATION·Filed 2024·Granted Apr 8, 2025·2 cites·17 claims
- 0394US9297171B1Track drive apparatus for screeding concreteLIGMAN PETER A·Filed 2015·Granted Mar 29, 2016·23 cites·10 claims
- 0493US11885078B2Drive system for screeding concreteLIGCHINE INT CORPORATION·Filed 2021·Granted Jan 30, 2024·2 cites·13 claims
- 0593US9909267B1Paver head assemblyLIGCHINE INT CORPORATION·Filed 2015·Granted Mar 6, 2018·15 cites·14 claims
- 0692US11162232B2Drive system for screeding concreteLIGCHINE INT CORPORATION·Filed 2019·Granted Nov 2, 2021·8 cites·13 claims
- 0789US8152409B1Apparatus for screeding concreteLIGMAN PETER A·Filed 2008·Granted Apr 10, 2012·34 cites·11 claims
- 0888US9708780B1Track drive apparatus for screeding concreteLIGCHINE INT LLC·Filed 2016·Granted Jul 18, 2017·9 cites·9 claims
- 0987US9404272B1Track drive apparatus for screeding concreteLIGCHINE INT CORP·Filed 2016·Granted Aug 2, 2016·15 cites·16 claims
- 1081US11946208B2Swing boom concrete screeding apparatusLIGCHINE INT CORPORATION·Filed 2023·Granted Apr 2, 2024·0 cites·22 claims
- 1180US2025230615A1Swing boom concrete screeding apparatusLIGCHINE INT CORPORATION·Filed 2025·Application pending·0 cites
- 1279US2025043519A1Side-step concrete screeding apparatusLIGCHINE INT CORPORATION·Filed 2024·Application pending·0 cites
- 1377US12378082B2Portable telescopic conveyor beltLIGCHINE INT CORPORATION·Filed 2022·Granted Aug 5, 2025·1 cites·20 claims
- 1474US2023279680A1Electronically Actuated Leveling System for Screeding ConcreteLIGCHINE INT CORPORATION·Filed 2023·Application pending·0 cites
- 1573US11560727B2Apparatus for screeding concreteLIGCHINE INT CORPORATION·Filed 2019·Granted Jan 24, 2023·2 cites·21 claims
- 1670US12123152B2Side-step concrete screeding apparatusLIGCHINE INT CORPORATION·Filed 2021·Granted Oct 22, 2024·0 cites·4 claims
- 1759US11788304B2Electronically actuated leveling system for screeding concreteLIGCHINE INT CORPORATION·Filed 2019·Granted Oct 17, 2023·0 cites·17 claims
- 1857US2024240414A1Concrete Screed with Vision SystemLIGCHINE INT CORPORATION·Filed 2024·Application pending·0 cites
- 1950US2024240413A1Electric Apparatus for Screeding ConcreteLIGCHINE INT CORPORATION·Filed 2024·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →