P

Inventor

RAMTHUN JOHN A

US6 patents
⚠️ This page may combine multiple inventors who share the name “RAMTHUN JOHN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

3M INNOVATIVE PROPERTIES CO

3 patents
US7957000B2Jun 7, 2011

Web inspection calibration system and related methods

3M INNOVATIVE PROPERTIES CO16 citations90
US7773226B2Aug 10, 2010

Web inspection calibration system and related methods

3M INNOVATIVE PROPERTIES CO23 citations90
US9841383B2Dec 12, 2017

Multiscale uniformity analysis of a material

3M INNOVATIVE PROPERTIES CO4 citations72

3M INNOVATION PROPERTIES COMPA

1 patent
US6252237B1Jun 26, 2001

Low cost thickness measurement method and apparatus for thin coatings

3M INNOVATION PROPERTIES COMPA47 citations89

TARNOWSKI CATHERINE P

1 patent
US9002072B2Apr 7, 2015

System for detection of non-uniformities in web-based materials

TARNOWSKI CATHERINE P5 citations63

RIBNICK EVAN J

1 patent
US9031312B2May 12, 2015

Rapid processing and detection of non-uniformities in web-based materials

RIBNICK EVAN J3 citations58