P

Inventor

CARLSON JAMES G

US32 patents
⚠️ This page may combine multiple inventors who share the name “CARLSON JAMES G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MINNESOTA MINING & MFG

20 patents
US5725647AMar 10, 1998

Pigmented inks and humectants used therewith

MINNESOTA MINING & MFG110 citations97
US5661207AAug 26, 1997

Carboxylic-acid functional polyurethane polymers and their use in magnetic recording media

MINNESOTA MINING & MFG92 citations95
US5071578ADec 10, 1991

Sulfonated hydroxy-functional polyurethane binder for magnetic recording media

MINNESOTA MINING & MFG81 citations95
US5244739ASep 14, 1993

Magnetic recording media comprising a cured dispersion coating of a magnetizable pigment and polyurethane polymer containing a vinyl polymeric segment pendant from the polyurethane backbone

MINNESOTA MINING & MFG35 citations92
US5759666AJun 2, 1998

Carboxylic acid functional polyurethane polymers and blends thereof used in magnetic recording media

MINNESOTA MINING & MFG19 citations91
US5510187AApr 23, 1996

Magnetic recording medium whose magnetic layer incorporates nonhalogenated vinyl copolymer and specified polyurethane polymer

MINNESOTA MINING & MFG36 citations91
US5501903AMar 26, 1996

Magnetic recording medium having a binder system including a non halogenated vinyl polymer and a polyurethane polymer each with specified pendant groups

MINNESOTA MINING & MFG30 citations91
US5081213AJan 14, 1992

Heterocyclic thione functional polyurethane polymers and their use in magnetic recording media

MINNESOTA MINING & MFG20 citations82
US5498685AMar 12, 1996

Carboxylic-acid functional polyurethane polymers and their use in magnetic recording media

MINNESOTA MINING & MFG17 citations81
US5218072AJun 8, 1993

Sulfonated and non-sulfonated, thiol, and hydroxy functional polyurethanes and graft copolymers made therewith

MINNESOTA MINING & MFG9 citations74
US5134035AJul 28, 1992

Magnetic recording medium containing a polyurethane copolymer with a free radically polymerized polymer segment grafted to the polyurethane through a sulfur atom

MINNESOTA MINING & MFG19 citations74
US5384362AJan 24, 1995

Vinyl-sulfonated and non-sulfonated hydroxy functional polyurethane copolymers prepared from macromonomers and their use in magnetic recording media

MINNESOTA MINING & MFG6 citations73
US5874502AFeb 23, 1999

Carboxylic acid functional polyurethane polymers and blends thereof used in magnetic recording media

MINNESOTA MINING & MFG12 citations72
US5712345AJan 27, 1998

Binder system for magnetic media

MINNESOTA MINING & MFG9 citations72
US4963415AOct 16, 1990

Process for temperature indication of a heat recoverable article

MINNESOTA MINING & MFG6 citations70
US5512651AApr 30, 1996

Strong carboxylic acid functional polyurethane polymers and blends thereof used in magnetic recording media

MINNESOTA MINING & MFG18 citations69
US5705253AJan 6, 1998

Video recording tapes suitable for high speed contact duplication

MINNESOTA MINING & MFG8 citations68
US5246788ASep 21, 1993

Vinyl chloride and heterocyclic thione functional polyurethane polymer blends and their use in magnetic recording media

MINNESOTA MINING & MFG3 citations63
US5260136ANov 9, 1993

Magnetic recording medium comprising a cured dispersion coating of sulfonated hydroxy-functional polyurethane binder and magnetizable pigment

MINNESOTA MINING & MFG5 citations62
US5185423AFeb 9, 1993

Method of making sulfonated hydroxy-functional polyurethane binder for magnetic recording media

MINNESOTA MINING & MFG2 citations62

3M INNOVATIVE PROPERTIES CO

8 patents

WILLBERG DEAN MICHAEL

2 patents

IMATION CORP

1 patent

BERRIGAN MICHAEL R

1 patent