Inventor
KOHLMANN PAUL THOMAS
US18 patents
Patents
18 patentsUS11214689B2Jan 4, 2022
High chroma flakes
VIAVI SOLUTIONS INC6 citations84
US10928579B2Feb 23, 2021
Optical devices
VIAVI SOLUTIONS INC4 citations72
US10882280B2Jan 5, 2021
Magnetic articles
VIAVI SOLUTIONS INC2 citations72
US10493724B2Dec 3, 2019
Magnetic articles
VIAVI SOLUTIONS INC2 citations72
US10207479B2Feb 19, 2019
Magnetic articles
VIAVI SOLUTIONS INC4 citations72
US12275852B2Apr 15, 2025
High chroma flakes
VIAVI SOLUTIONS INC1 citations63
US12187900B2Jan 7, 2025
High chromaticity pigment flakes and foils
VIAVI SOLUTIONS INC1 citations63
US12187901B2Jan 7, 2025
Composition including reflective particles
VIAVI SOLUTIONS INC1 citations63
US12566397B2Mar 3, 2026
Electrostatic printing method
VIAVI SOLUTIONS INC0 citations62
US12359072B2Jul 15, 2025
Pigment including an intermetallic compound
VIAVI SOLUTIONS INC0 citations62
US12083813B2Sep 10, 2024
Printing machine and fixed patterned plate
VIAVI SOLUTIONS INC0 citations62
US11945972B2Apr 2, 2024
Composition including a color shifting pigment and a color filter
VIAVI SOLUTIONS INC0 citations62
US11680175B2Jun 20, 2023
Composition including a color shifting pigment and a color filter
VIAVI SOLUTIONS INC0 citations62
US11007808B2May 18, 2021
Metameric security devices
VIAVI SOLUTIONS INC0 citations62
US12442971B2Oct 14, 2025
Optical devices
VIAVI SOLUTIONS INC0 citations61
US11892663B2Feb 6, 2024
Article including a wavelength selective absorbing material
VIAVI SOLUTIONS INC1 citations60
US12275267B2Apr 15, 2025
Security pigment and optical security element
VIAVI SOLUTIONS INC0 citations52
US12365802B2Jul 22, 2025
Composition including a color shifting pigment having a different particle size
VIAVI SOLUTIONS INC0 citations41