Inventor

SPECKHARD THOMAS A

US8 patents

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

MINNESOTA MINING & MFG

6 patents

US4975327ADec 4, 1990

Polyimide substrate having a textured surface and metallizing such a substrate

MINNESOTA MINING & MFG24 citations91

US5963758AOct 5, 1999

System and method for maintaining color density in liquid toners for an electrographic printer

MINNESOTA MINING & MFG8 citations70

US5812913ASep 22, 1998

Method and apparatus to dry media during electrostatic printing

MINNESOTA MINING & MFG8 citations69

US5701561ADec 23, 1997

Method and apparatus for applying liquid toner to a print medium using multiple toner applicators for each liquid toner

MINNESOTA MINING & MFG2 citations60

US5832334ANov 3, 1998

Color control system for electrographic printer

MINNESOTA MINING & MFG3 citations59

US5815188ASep 29, 1998

Method and apparatus to reduce fogging in electrostatic printing

MINNESOTA MINING & MFG1 citations49

3M INNOVATIVE PROPERTIES CO

2 patents

US6218021B1Apr 17, 2001

Dielectric image release surface containing a high percent silicone composition and uses therefor

3M INNOVATIVE PROPERTIES CO0 citations48

US6137519AOct 24, 2000

System and method for reducing striations in electrostatic printing

3M INNOVATIVE PROPERTIES CO0 citations40