Inventor · disambiguated record
Thomas O. Johnstone
Also filed as: JOHNSTONE THOMAS · JOHNSTONE THOMAS O
5 granted patents·171 citations·filing 1981–1992
84Inventor score
Top patents by PatentIndex Score
5 records- 0183US4649008AMethod of making interlocking vinyl sidingALCAN ALUMINUM CORP·Filed 1984·Granted Mar 10, 1987·61 cites·11 claims
- 0264US4850172ACeiling or like structural system and splice member thereforALCAN ALUMINUM CORP·Filed 1987·Granted Jul 25, 1989·33 cites·13 claims
- 0361US4476658AStanding seam roof systemALCAN ALUMINUM CORP·Filed 1981·Granted Oct 16, 1984·31 cites·6 claims
- 0457US5375316ABale wire stripping systemHARRIS WASTE MANAGEMENT GROUP·Filed 1992·Granted Dec 27, 1994·22 cites·16 claims
- 0556US4991370ASecurity panel systemALCAN ALUMINUM CORP·Filed 1989·Granted Feb 12, 1991·24 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →