P

Inventor

BENSON GERALD M

US65 patents
⚠️ This page may combine multiple inventors who share the name “BENSON GERALD M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

3M INNOVATIVE PROPERTIES CO

29 patents
US6540367B1Apr 1, 2003

Structured surface articles containing geometric structures with compound faces and methods for making same

3M INNOVATIVE PROPERTIES CO120 citations99
US6123890ASep 26, 2000

Methods for making pressure-sensitive adhesives having microstructured surfaces

3M INNOVATIVE PROPERTIES CO150 citations99
US5981032ANov 9, 1999

Retroreflective cube corner sheeting mold and sheeting formed therefrom

3M INNOVATIVE PROPERTIES CO129 citations99
US5936770AAug 10, 1999

Dual orientation retroreflective sheeting

3M INNOVATIVE PROPERTIES CO141 citations98
US6257860B1Jul 10, 2001

Cube corner sheeting mold and method of making the same

3M INNOVATIVE PROPERTIES CO102 citations97
US6838150B2Jan 4, 2005

Pressure-sensitive adhesives having microstructured surfaces

3M INNOVATIVE PROPERTIES CO44 citations96
US6440880B2Aug 27, 2002

Pressure-sensitive adhesives having microstructured surfaces

3M INNOVATIVE PROPERTIES CO42 citations96
US6315851B1Nov 13, 2001

Pressure-sensitive adhesives having microstructured surface

3M INNOVATIVE PROPERTIES CO74 citations96
US6302992B1Oct 16, 2001

Retroreflective cube corner sheeting, molds therefore, and methods of making the same

3M INNOVATIVE PROPERTIES CO58 citations96
US6287670B1Sep 11, 2001

Cube corner cavity based retroreflectors and methods for making same

3M INNOVATIVE PROPERTIES CO65 citations96
US6280822B1Aug 28, 2001

Cube corner cavity based retroeflectors with transparent fill material

3M INNOVATIVE PROPERTIES CO64 citations96
US6253442B1Jul 3, 2001

Retroreflective cube corner sheeting mold and method for making the same

3M INNOVATIVE PROPERTIES CO81 citations96
US6136416AOct 24, 2000

Raised zone retroreflective cube corner article

3M INNOVATIVE PROPERTIES CO84 citations96
US5959774ASep 28, 1999

Raised structure retroreflective article

3M INNOVATIVE PROPERTIES CO44 citations96
US6386855B1May 14, 2002

Cube corner sheeting mold and of making the same

3M INNOVATIVE PROPERTIES CO57 citations95
US6318987B1Nov 20, 2001

Cube corner sheeting mold and method of making the same

3M INNOVATIVE PROPERTIES CO63 citations95
US7562991B2Jul 21, 2009

Structured surface articles containing geometric structures with compound faces and methods for making same

3M INNOVATIVE PROPERTIES CO23 citations93
US6641767B2Nov 4, 2003

Methods for replication, replicated articles, and replication tools

3M INNOVATIVE PROPERTIES CO45 citations93
US6508559B2Jan 21, 2003

Conformable cube corner retroreflective sheeting

3M INNOVATIVE PROPERTIES CO19 citations93
US6447878B1Sep 10, 2002

Retroreflective cube corner sheeting mold and sheeting formed therefrom

3M INNOVATIVE PROPERTIES CO31 citations93
US6413615B2Jul 2, 2002

Cube corner geometric structures in a substrate formed by both replicating and machining processes

3M INNOVATIVE PROPERTIES CO29 citations93
US6322652B1Nov 27, 2001

Method of making a patterned surface articles

3M INNOVATIVE PROPERTIES CO61 citations93
US6318867B1Nov 20, 2001

Conformable cube corner retroreflective sheeting

3M INNOVATIVE PROPERTIES CO33 citations93
US6277470B1Aug 21, 2001

Method of forming cube corner geometric structures in a substrate using both replicating and machining processes

3M INNOVATIVE PROPERTIES CO24 citations93
US7250210B2Jul 31, 2007

Pressure-sensitive adhesives having microstructured surfaces

3M INNOVATIVE PROPERTIES CO14 citations92
US6656571B2Dec 2, 2003

Cube corner cavity based retroreflectors and methods for making same

3M INNOVATIVE PROPERTIES CO33 citations92
US6050691AApr 18, 2000

Method of making randomly oriented cube-corner articles

3M INNOVATIVE PROPERTIES CO20 citations92
US8852722B2Oct 7, 2014

Compound mold and structured surface articles containing geometric structures with compound faces and method of making same

3M INNOVATIVE PROPERTIES CO8 citations84
US6533887B1Mar 18, 2003

Retroreflective cube corner sheeting, molds therefore, and methods of making the same

3M INNOVATIVE PROPERTIES CO16 citations84

MINNESOTA MINING & MFG

21 patents
US5946134AAug 31, 1999

Raised structure retroreflective article

MINNESOTA MINING & MFG90 citations99
US5898523AApr 27, 1999

Tiled retroreflective sheeting composed of highly canted cube corner elements

MINNESOTA MINING & MFG154 citations99
US5650215AJul 22, 1997

Pressure-sensitive adhesives having microstructured surfaces

MINNESOTA MINING & MFG338 citations99
US5614286AMar 25, 1997

Conformable cube corner retroreflective sheeting

MINNESOTA MINING & MFG181 citations99
US5122902AJun 16, 1992

Retroreflective articles having light-transmissive surfaces

MINNESOTA MINING & MFG236 citations99
US5706132AJan 6, 1998

Dual orientation retroreflective sheeting

MINNESOTA MINING & MFG180 citations97
US5926314AJul 20, 1999

Retroreflective cube corner article having scalene base triangles

MINNESOTA MINING & MFG41 citations96
US5914812AJun 22, 1999

Directly machined raised structure retroreflective cube corner article and method of manufacture

MINNESOTA MINING & MFG55 citations96
US5822121AOct 13, 1998

Retroreflective cube corner article having scalene base triangles

MINNESOTA MINING & MFG80 citations96
US5812315ASep 22, 1998

Cube corner articles exhibiting improved entrance angularity in one or more planes

MINNESOTA MINING & MFG40 citations96
US5764413AJun 9, 1998

Tiled retroreflective sheeting

MINNESOTA MINING & MFG64 citations96
US5759468AJun 2, 1998

Raised zone retroreflective cube corner article and method of manufacture

MINNESOTA MINING & MFG75 citations96
US5696627ADec 9, 1997

Directly machined raised structure retroreflective cube corner article and method of manufacture

MINNESOTA MINING & MFG74 citations96
US5632946AMay 27, 1997

Methods of making a conformable cube corner retroreflective sheeting

MINNESOTA MINING & MFG46 citations96
US5600484AFeb 4, 1997

Machining techniques for retroreflective cube corner article and method of manufacture

MINNESOTA MINING & MFG76 citations96
US5564870AOct 15, 1996

Method of manufacturing an asymmetric cube corner article

MINNESOTA MINING & MFG72 citations96
US5557836ASep 24, 1996

Method of manufacturing a cube corner article

MINNESOTA MINING & MFG96 citations96
US4703999ANov 3, 1987

Wide-angle-reflective cube-corner retroreflective sheeting

MINNESOTA MINING & MFG103 citations96
US5831767ANov 3, 1998

Asymmetric cube corner article

MINNESOTA MINING & MFG29 citations93
US5721640AFeb 24, 1998

Multiple structure cube corner article and method of manufacture

MINNESOTA MINING & MFG23 citations93
US5585164ADec 17, 1996

Dual groove set retroreflective cube corner article and method of manufacture

MINNESOTA MINING & MFG46 citations93

Showing the top 50 of 65 patents by PatentIndex Score.