Inventor · disambiguated record
Gerardus J. Brouwer
Also filed as: BROUWER GERARDUS J · BROUWER GERARDUS JOHANNES
31 granted patents·4 pending applications·499 citations·filing 1975–2024
97Inventor score
Files withBROUWER TURF EQUIP131045929 ONTARIO LTD10BROUWER GERARDUS J8STRATHAYR INSTANT LAWN PTY LTD2ONTARIO LTD1
Top patents by PatentIndex Score
35 records- 0195US4365921AForklift vehicleBROUWER TURF EQUIP·Filed 1980·Granted Dec 28, 1982·69 cites·35 claims
- 0287US4754815ASod laying machineBROUWER TURF EQUIP·Filed 1985·Granted Jul 5, 1988·44 cites·35 claims
- 0387US4396341AApparatus for mounting a forklift vehicle on a carrier vehicleBROUWER TURF EQUIP·Filed 1981·Granted Aug 2, 1983·42 cites·13 claims
- 0486US10743479B2Sod handling apparatus1045929 ONTARIO LTD·Filed 2016·Granted Aug 18, 2020·8 cites·11 claims
- 0586US8336638B2Method and apparatus for harvesting and picking up sodBROUWER GERARDUS J·Filed 2012·Granted Dec 25, 2012·7 cites·10 claims
- 0680US8505643B2Method and apparatus for harvesting and picking up sod1045929 ONTARIO LTD·Filed 2012·Granted Aug 13, 2013·4 cites·8 claims
- 0780US4878542ASod laying methodBROUWER TURF EQUIP·Filed 1988·Granted Nov 7, 1989·28 cites·8 claims
- 0880US4415302APallet retrieving mechanism for forklift vehicleBROUWER TURF EQUIP·Filed 1981·Granted Nov 15, 1983·31 cites·4 claims
- 0979US8235131B2Method and apparatus for harvesting and picking up sodBROUWER GERARDUS J·Filed 2010·Granted Aug 7, 2012·4 cites·21 claims
- 1079US6779610B2Defective sod rejector and deflector1045929 ONTARIO LTD·Filed 2003·Granted Aug 24, 2004·19 cites·10 claims
- 1177US12356902B2Sod handling apparatus1045929 ONTARIO LTD·Filed 2024·Granted Jul 15, 2025·0 cites·18 claims
- 1277US8479835B2Method and apparatus for harvesting and picking up sodBROUWER GERARDUS J·Filed 2012·Granted Jul 9, 2013·3 cites·11 claims
- 1377US4890801ACutoff mechanism for a sod laying machineBROUWER TURF EQUIP·Filed 1988·Granted Jan 2, 1990·25 cites·4 claims
- 1476US4832130ASod harvester with conveyor structureBROUWER TURF EQUIP·Filed 1986·Granted May 23, 1989·30 cites·30 claims
- 1573US7721814B2Method and apparatus for harvesting and picking up sod1045929 ONTARIO LTD·Filed 2006·Granted May 25, 2010·5 cites·20 claims
- 1673US4520903AForklift vehicleBROUWER TURF EQUIP·Filed 1982·Granted Jun 4, 1985·22 cites·2 claims
- 1770US5879124AVehicle with retractible rear wheel assemblyBROUWER GERARDUS J·Filed 1997·Granted Mar 9, 1999·31 cites·15 claims
- 1869US4018287ASod cutting knife with separate side bladesBROUWER TURF EQUIP·Filed 1975·Granted Apr 19, 1977·23 cites·7 claims
- 1967US2024415076A1Sod harvester with roller conveyor1045929 ONTARIO LTD·Filed 2024·Application pending·0 cites
- 2064US4944352ASod harvester for rolling sod with grass side outBROUWER TURF EQUIP·Filed 1989·Granted Jul 31, 1990·18 cites·4 claims
- 2162US12022776B2Sod handling apparatus1045929 ONTARIO LTD·Filed 2020·Granted Jul 2, 2024·0 cites·20 claims
- 2260US4621696APivot mechanism for sod cutting machineBROUWER TURF EQUIP·Filed 1984·Granted Nov 11, 1986·18 cites·8 claims
- 2358US12329073B2Sod harvesting systems with slab length adjustability1045929 ONTARIO LTD·Filed 2021·Granted Jun 17, 2025·0 cites·20 claims
- 2458US7407362B2Method and apparatus for lifting sod from the top1045929 ONTARIO LTD·Filed 2004·Granted Aug 5, 2008·3 cites·8 claims
- 2558US5788452AForklift vehicleBROUWER GERARDUS J·Filed 1997·Granted Aug 4, 1998·30 cites·13 claims
- 2657US6834729B2Sod roll pre-starterONTARIO LTD·Filed 2003·Granted Dec 28, 2004·2 cites·8 claims
- 2752US4903778AMethod for rolling sod with grass side outBROUWER TURF EQUIP·Filed 1989·Granted Feb 27, 1990·11 cites·3 claims
- 2851US2006096764A1Machine for laying sodBROUWER GERARDUS J·Filed 2005·Application pending·0 cites
- 2950US2005274530A1SOD roll transfer mechanismBROUWER GERARDUS J·Filed 2005·Application pending·0 cites
- 3050US2005000705A1Sod pick-up mechanismFiled 2004·Application pending·0 cites
- 3143US9198338B2Sod harvesting apparatus and system for disposing of a defective sod roll1045929 ONTARIO LTD·Filed 2014·Granted Dec 1, 2015·0 cites·34 claims
- 3243US4015666ASod undercutting knifeBROUWER TURF EQUIP·Filed 1975·Granted Apr 5, 1977·9 cites·6 claims
- 3339US5590488ASod handlingSTRATHAYR INSTANT LAWN PTY LTD·Filed 1993·Granted Jan 7, 1997·8 cites·14 claims
- 3436US8676451B2Method and apparatus for in situ treatment of grassBROUWER GERARDUS J·Filed 2010·Granted Mar 18, 2014·0 cites·12 claims
- 3534US5860244ASod handling systemSTRATHAYR INSTANT LAWN PTY LTD·Filed 1997·Granted Jan 19, 1999·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →