Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RP

Roger W. Phillips — 130 Patents

FPFlex Products: 62 patents #1 of 48Top 3%
JUJds Uniphase: 26 patents #4 of 940Top 1%
WTWavefront Technology: 16 patents #3 of 11Top 30%
OLOptical Coating Laboratory: 10 patents #4 of 152Top 3%
VSViavi Solutions: 6 patents #62 of 390Top 20%
SOSoladigm: 3 patents #5 of 23Top 25%
VIView: 3 patents #62 of 123Top 55%
CTCrown Cork & Seal Technologies: 1 patents #99 of 178Top 60%
California: #1,331 of 386,348 inventorsTop 1%
Overall (All Time): #8,355 of 4,157,543Top 1%
130 Patents All Time

Issued Patents All Time

Showing 51–75 of 130 patents

Patent #TitleCo-InventorsDate
6997981 Thermal control interface coatings and pigments Paul G. Coombs, Charles T. Markantes 2006-02-14
6991860 Titanium-containing interference pigments and foils with color shifting properties Charlotte R. LeGallee, Paul T. Kohlmann, Vladimir P. Raksha, Alberto Argoitia 2006-01-31
6987590 Patterned reflective optical structures Vladimir P. Raksha 2006-01-17
6933048 Titanium-containing interference pigments and foils with color shifting properties Charlotte R. LeGallee, Paul T. Kohlmann, Vladimir P. Raksha, Alberto Argoitia 2005-08-23
6913808 Barrier film having high colorless transparency and method Lauren R. Wendt, Myra Tan-Johnson, David W. Todd, Charles T. Markantes 2005-07-05
6849343 Titanium-containing interference pigments and foils with color shifting properties Charlotte R. LeGallee, Paul T. Kohlmann, Vladimir P. Raksha, Alberto Argoitia 2005-02-01
6841238 Chromatic diffractive pigments and foils Alberto Argoitia, Michael Ray Nofi, Paul G. Coombs, Charles T. Markantes, Richard A. Bradley, Jr. 2005-01-11
6838166 Multi-layered magnetic pigments and foils Charlotte R. LeGallee, Charles T. Markantes, Paul G. Coombs, Thomas Mayer 2005-01-04
6833959 Color shifting carbon-containing interference pigments 2004-12-21
6831785 Color shifting carbon-containing interference pigments 2004-12-14
6818299 Multi-layered magnetic pigments and foils Charlotte R. LaGallee, Charles T. Markantes, Paul G. Coombs 2004-11-16
6808806 Methods for producing imaged coated articles by using magnetic pigments Charlotte R. LeGallee, Charles T. Markantes, Paul G. Coombs, Matthew R. Witzman 2004-10-26
6777085 Article and method of preparing pigments using multiple deposition sources Alberto Argoitia, Ludvik Martinu, Jolanta Klemberg-Sapieha 2004-08-17
6761959 Diffractive surfaces with color shifting backgrounds Richard L. Bonkowski, Patrick K. Higgins, Charles T. Markantes 2004-07-13
6759097 Methods for producing imaged coated articles by using magnetic pigments Charlotte R. LeGallee, Charles T. Markantes, Paul G. Coombs, Matthew R. Witzman 2004-07-06
6751022 Color shifting carbon-containing interference pigments and foils 2004-06-15
6744559 Color shifting carbon-containing interference pigments and foils 2004-06-01
6699313 Composite reflective flake based pigments Kent E. Coulter, Thomas Mayer, John S. Matteucci 2004-03-02
6676741 Methods for producing enhanced interference pigments Vladimir P. Raksha 2004-01-13
6586098 Composite reflective flake based pigments comprising reflector layers on bothside of a support layer Kent E. Coulter, Thomas Mayer, John S. Matteucci 2003-07-01
6576294 Method for forming barrier film Lauren R. Wendt, Myra Tan-Johnson, David W. Todd, Charles T. Markantes 2003-06-10
6572784 Luminescent pigments and foils with color-shifting properties Paul G. Coombs, Jaroslaw Zieba, Richard A. Bradley, Jr., Christopher W. Lantman, Thomas Mayer +1 more 2003-06-03
6569529 Titanium-containing interference pigments and foils with color shifting properties Charlotte R. LeGallee, Paul T. Kohlmann, Vladimir P. Raksha, Alberto Argoitia 2003-05-27
6545809 Color shifting carbon-containing interference pigments 2003-04-08
6524381 Methods for producing enhanced interference pigments Vladimir P. Raksha 2003-02-25