Inventor · disambiguated record
Charles W. Lehnert
Also filed as: LEHNERT CHARLES W
15 granted patents·1,982 citations·filing 1981–1996
96Inventor score
Files withGEORGIA PACIFIC CORP15
Top patents by PatentIndex Score
15 records- 0199US4810569AFibrous mat-faced gypsum boardGEORGIA PACIFIC CORP·Filed 1987·Granted Mar 7, 1989·177 cites·32 claims
- 0299US4647496AUse of fibrous mat-faced gypsum board in exterior finishing systems for buildingsGEORGIA PACIFIC CORP·Filed 1984·Granted Mar 3, 1987·281 cites·35 claims
- 0398US4811538AFire-resistant doorGEORGIA PACIFIC CORP·Filed 1987·Granted Mar 14, 1989·247 cites·23 claims
- 0497US5644880AGypsum board and systems containing sameGEORGIA PACIFIC CORP·Filed 1995·Granted Jul 8, 1997·126 cites·8 claims
- 0597US4722866AFire resistant gypsum boardGEORGIA PACIFIC CORP·Filed 1987·Granted Feb 2, 1988·113 cites·21 claims
- 0697US4664707AFire resistant gypsum compositionGEORGIA PACIFIC CORP·Filed 1985·Granted May 12, 1987·110 cites·23 claims
- 0797US4343127AFire doorGEORGIA PACIFIC CORP·Filed 1981·Granted Aug 10, 1982·126 cites·12 claims
- 0896US5791109AGypsum board and finishing system containing sameGEORGIA PACIFIC CORP·Filed 1996·Granted Aug 11, 1998·107 cites·3 claims
- 0996US5371989AUse of fibrous mat-faced gypsum board in exterior finishing systems for buildings and shaft wall assembliesGEORGIA PACIFIC CORP·Filed 1992·Granted Dec 13, 1994·110 cites·25 claims
- 1096US5220762AFibrous mat-faced gypsum board in exterior and interior finishing systems for buildingsGEORGIA PACIFIC CORP·Filed 1991·Granted Jun 22, 1993·131 cites·12 claims
- 1195US5704179AFinishing and roof deck systems containing fibrous mat-faced gypsum boardsGEORGIA PACIFIC CORP·Filed 1994·Granted Jan 6, 1998·114 cites·20 claims
- 1295US5148645AUse of fibrous mat-faced gypsum board in shaft wall assemblies and improved fire resistant boardGEORGIA PACIFIC CORP·Filed 1991·Granted Sep 22, 1992·103 cites·3 claims
- 1394US5319900AFinishing and roof deck systems containing fibrous mat-faced gypsum boardsGEORGIA PACIFIC CORP·Filed 1993·Granted Jun 14, 1994·105 cites·5 claims
- 1489US4748771AFire doorGEORGIA PACIFIC CORP·Filed 1985·Granted Jun 7, 1988·83 cites·11 claims
- 1589US4695494AFire-resistant article and method of manufactureGEORGIA PACIFIC CORP·Filed 1986·Granted Sep 22, 1987·49 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →