Inventor · disambiguated record
Gerald Thomas Griggs
Also filed as: GRIGGS GERALD T · GRIGGS GERALD THOMAS
8 granted patents·2 pending applications·475 citations·filing 1993–2014
90Inventor score
Files withKING EMILY CATHERINE2SUNNYBROOK & WOMEN S COLLEGE H2FERNIE GEOFFREY R1GRIGGS GERALD THOMAS1SUNNYBROOK & WOMENS COLLEGE1
Top patents by PatentIndex Score
10 records- 0190US6209670B1Clutch for multi-directional transportation deviceSUNNYBROOK & WOMEN S COLLEGE H·Filed 1998·Granted Apr 3, 2001·132 cites·27 claims
- 0287US6179076B1Motorized chair baseSUNNYBROOK & WOMEN S COLLEGE H·Filed 1998·Granted Jan 30, 2001·99 cites·20 claims
- 0387US5445233AMulti-directional motorized wheelchairFiled 1994·Granted Aug 29, 1995·105 cites·5 claims
- 0485US8280561B2Powered wheelchairGRIGGS GERALD THOMAS·Filed 2009·Granted Oct 2, 2012·17 cites·20 claims
- 0585US5348336AWalking aidFERNIE GEOFFREY R·Filed 1993·Granted Sep 20, 1994·87 cites·15 claims
- 0667US8128065B2Lifting assist deviceKING EMILY CATHERINE·Filed 2008·Granted Mar 6, 2012·12 cites·2 claims
- 0766US6938285B2Patient transfer deviceSUNNYBROOK & WOMENS COLLEGE·Filed 2001·Granted Sep 6, 2005·23 cites·31 claims
- 0842US2014306495A1Patient carrierUNIV HEALTH NETWORK·Filed 2014·Application pending·0 cites
- 0942US2008290711A1Toileting chairTORONTO REHABILITATION INST·Filed 2007·Application pending·0 cites
- 1041US8403299B2Lifting assist deviceKING EMILY CATHERINE·Filed 2012·Granted Mar 26, 2013·0 cites·29 claims
Join the waitlist — get patent alerts
Get an alert when Gerald Thomas Griggs 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 →