Inventor · disambiguated record
Roland L. Hagemeyer
Also filed as: HAGEMEYER ROLAND · HAGEMEYER ROLAND L
7 granted patents·248 citations·filing 1995–2010
88Inventor score
Top patents by PatentIndex Score
7 records- 0194US6220532B1Mount and feeder arrangement for a precision placement spreaderBERKMAN LOUIS CO·Filed 1999·Granted Apr 24, 2001·131 cites·39 claims
- 0277US6398137B1Mount and feeder arrangement for a precision placement spreaderBERKMAN LOUIS CO·Filed 2000·Granted Jun 4, 2002·32 cites·60 claims
- 0371US5669531AConveyor for particulate materialBERKMAN LOUIS CO·Filed 1995·Granted Sep 23, 1997·34 cites·33 claims
- 0455US8505838B2Electric interlock for spreaderSCHAEFER BOB·Filed 2010·Granted Aug 13, 2013·4 cites·4 claims
- 0553US5890867ARotatable feedgateBERKMAN LOUIS CO·Filed 1996·Granted Apr 6, 1999·20 cites·20 claims
- 0647US5823734ARotatable feedgateBERKMAN LOUIS CO·Filed 1995·Granted Oct 20, 1998·15 cites·37 claims
- 0742US6361266B1Rotatable feedgateBERKMAN LOUIS CO·Filed 1999·Granted Mar 26, 2002·12 cites·39 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →