Inventor · disambiguated record
Jonathan Stewart Ellis
Also filed as: ELLIS JONATHAN STEWART
4 granted patents·139 citations·filing 1999–2002
81Inventor score
Technology areasA61G
Files withFERNO WASHINGTON4
Top patents by PatentIndex Score
4 records- 0176US6435538B2Stair chairFERNO WASHINGTON·Filed 1999·Granted Aug 20, 2002·59 cites·14 claims
- 0273US6644675B2Stair chairFERNO WASHINGTON·Filed 2002·Granted Nov 11, 2003·31 cites·11 claims
- 0361USD430078SFabric chair with three stair climbing wheelsFERNO WASHINGTON·Filed 1999·Granted Aug 29, 2000·13 cites·1 claims
- 0458US6219864B1Monitoring patient handling equipmentFERNO WASHINGTON·Filed 1999·Granted Apr 24, 2001·36 cites·21 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →