Inventor · disambiguated record
Richard J. Shelstad
Also filed as: SHELSTAD RICHARD J
6 granted patents·130 citations·filing 1974–1997
85Inventor score
Files withSHELSTAD RICHARD J5
Top patents by PatentIndex Score
6 records- 0173US4450600AGantry washing device for tractor-trailer trucksSHELSTAD RICHARD J·Filed 1982·Granted May 29, 1984·29 cites·12 claims
- 0268US5778908AVehicle wheel washing deviceFiled 1997·Granted Jul 14, 1998·25 cites·11 claims
- 0367US4164053AVehicle washing apparatusSHELSTAD RICHARD J·Filed 1974·Granted Aug 14, 1979·20 cites·13 claims
- 0466US5182008AFiltration assemblySHELSTAD RICHARD J·Filed 1991·Granted Jan 26, 1993·33 cites·15 claims
- 0549US4097379ASelf-cleaning filter assemblySHELSTAD RICHARD J·Filed 1977·Granted Jun 27, 1978·12 cites·15 claims
- 0642US4937005AFilter assemblySHELSTAD RICHARD J·Filed 1987·Granted Jun 26, 1990·11 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →