Inventor · disambiguated record
Robert O. Ruff
Also filed as: RUFF ROBERT O
12 granted patents·323 citations·filing 1979–2001
93Inventor score
Top patents by PatentIndex Score
12 records- 0182US6405506B2Door frame for metal buildingsINGERSOLL RAND CO·Filed 2001·Granted Jun 18, 2002·31 cites·15 claims
- 0281US5619823APre-finished metal door frameINGERSOLL RAND CO·Filed 1995·Granted Apr 15, 1997·58 cites·22 claims
- 0374US5669198AAnchor for metal door frameINGERSOLL RAND CO·Filed 1995·Granted Sep 23, 1997·43 cites·13 claims
- 0472USD273937SStrike plate or similar articleAMERICAN STANDARD INC·Filed 1982·Granted May 22, 1984·12 cites·1 claims
- 0571US5581953AMetal frame assemblyINGERSOLL RAND CO·Filed 1995·Granted Dec 10, 1996·31 cites·17 claims
- 0669US6148572AWall constructionINGERSOLL RAND CO·Filed 2000·Granted Nov 21, 2000·17 cites·6 claims
- 0768US4255902AWeather sealing assembly for doorsAMERICAN STANDARD INC·Filed 1979·Granted Mar 17, 1981·28 cites·5 claims
- 0863US4547930AHinge preparation assembly for a steel doorAMERICAN STANDARD INC·Filed 1984·Granted Oct 22, 1985·24 cites·12 claims
- 0960US5323579ADoor window glass and frame assemblyMASCO IND INC·Filed 1992·Granted Jun 28, 1994·29 cites·28 claims
- 1056US6079181AWall constructionINGERSOLL RAND CO·Filed 1997·Granted Jun 27, 2000·26 cites·13 claims
- 1142US5704171ADoor frame installing fixtureINGERSOLL RAND CO·Filed 1994·Granted Jan 6, 1998·15 cites·10 claims
- 1240US4213317ABlank filler plate for lock edge cut-outAMERICAN STANDARD INC·Filed 1979·Granted Jul 22, 1980·9 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →