Inventor · disambiguated record
Ralph W. Dingle
Also filed as: DINGLE RALPH W
3 granted patents·30 citations·filing 1997–1998
70Inventor score
Files withMARKETING DISPLAYS INC1
Top patents by PatentIndex Score
3 records- 0137US5930928AFront-loading poster frame deviceFiled 1997·Granted Aug 3, 1999·13 cites·7 claims
- 0237US5926986ANon-sliding spring mechanism for poster framesMARKETING DISPLAYS INC·Filed 1997·Granted Jul 27, 1999·10 cites·4 claims
- 0332US5950343AMethod for assembling poster frame with non-sliding spring mechanismFiled 1998·Granted Sep 14, 1999·7 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →