Inventor · disambiguated record
John Ma
Also filed as: MA JOHN · MA JOHN K
10 granted patents·2 pending applications·173 citations·filing 2001–2003
90Inventor score
Top patents by PatentIndex Score
12 records- 0192US7072763B2Intelligent load distribution systemARVINMERITOR TECHNOLOGY LLC·Filed 2003·Granted Jul 4, 2006·51 cites·15 claims
- 0291US6619673B2Mechanism for fixing the height of the trailer floor at a plurality of levels by fixing the angular position of a pivoting suspension componentMERITOR HEAVY VEHICLE TECH·Filed 2001·Granted Sep 16, 2003·58 cites·5 claims
- 0363US6755093B2Planetary drive assembly with idlers for low floor vehicleMERITOR HEAVY VEHICLE TECH·Filed 2002·Granted Jun 29, 2004·10 cites·28 claims
- 0463US6471227B2Method for securing slider to trailerMERITOR HEAVY VEHICLE TECH·Filed 2001·Granted Oct 29, 2002·12 cites·7 claims
- 0561US6641157B2Method for securing slider to trailerMERITOR HEAVY VEHICLE TECH·Filed 2002·Granted Nov 4, 2003·11 cites·5 claims
- 0658US6793035B2Semi-independent swing arm suspension system for a low floor vehicleMERITOR HEAVY VEHICLE TECH·Filed 2002·Granted Sep 21, 2004·12 cites·11 claims
- 0753US6793233B2Trailer slider pin control systemMERITOR HEAVY TECHNOLOGY LLC·Filed 2001·Granted Sep 21, 2004·11 cites·23 claims
- 0848US6659217B2Drive assembly for low floor vehicleMERITOR HEAVY VEHICLE TECH·Filed 2002·Granted Dec 9, 2003·1 cites·20 claims
- 0947US7204339B2Vehicle wheel end assembly with wheel adapterMERITOR HEAVY VEHICLE TECH·Filed 2002·Granted Apr 17, 2007·5 cites·22 claims
- 1044US6719315B2Trailer suspension slider energy absorbing deviceMERITOR HEAVY VEHICLE TECH·Filed 2001·Granted Apr 13, 2004·2 cites·26 claims
- 1137US2003184038A1Semi-independent swing arm suspension system for a low floor vehicleFiled 2002·Application pending·0 cites
- 1235US2004000445A1Hydrostatic drive system for low floor vehicleFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →