Inventor · disambiguated record
Richard D. Purchase
Also filed as: PURCHASE RICHARD D
3 granted patents·170 citations·filing 1984–1993
77Inventor score
Files withWATERLOO IND INC3
Top patents by PatentIndex Score
3 records- 0189US4714158AMolded tool tray assemblyWATERLOO IND INC·Filed 1986·Granted Dec 22, 1987·95 cites·6 claims
- 0275US4570392AStorehouse constructionWATERLOO IND INC·Filed 1984·Granted Feb 18, 1986·44 cites·2 claims
- 0354US5372175ATambour door constructionWATERLOO IND INC·Filed 1993·Granted Dec 13, 1994·31 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →