Inventor
HAZEN JOHN
US29 patents
⚠️ This page may combine multiple inventors who share the name “HAZEN JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEXACO INC
7 patentsUS5523510AJun 4, 1996
Treated bound ferrierite zeolites for skeletal isomerization of n-olefins to iso-olefins
TEXACO INC55 citations95
US5510560AApr 23, 1996
Skeletal isomerization of n-olefins to iso-olefins on binded ferrierite zeolites
TEXACO INC31 citations91
US5837640ANov 17, 1998
Carbon-supported hydrodearomatization catalyst
TEXACO INC32 citations89
US5435907AJul 25, 1995
Hydrodearomatization of middle distillate hydrocarbons
TEXACO INC21 citations89
US5198597AMar 30, 1993
Bimetallic catalysts for dehydroisomerization of N-butane to isobutene
TEXACO INC38 citations89
US5227569AJul 13, 1993
Skeletal isomerization of n-butylenes to isobutylene on boron-beta zeolites
TEXACO INC13 citations73
US5491276AFeb 13, 1996
Skeletal isomerization of n-butylenes to isobutylene on zeolites
TEXACO INC10 citations72
HAZEN JOHN
7 patentsUS8801043B2Aug 12, 2014
Printer register holographic images
HAZEN JOHN3 citations61
US8557954B2Oct 15, 2013
Waterbased dimerized rosins and the process to make them
HAZEN JOHN2 citations55
US9005391B2Apr 14, 2015
Method and apparatus for transfer lamination
HAZEN JOHN0 citations51
US10807399B2Oct 20, 2020
Digitally receptive coating method
HAZEN JOHN0 citations50
US10252504B2Apr 9, 2019
Method and apparatus for transfer lamination
HAZEN JOHN0 citations45
US10088801B2Oct 2, 2018
Freeform holographic imaging apparatus and method
HAZEN JOHN0 citations38
US9952556B2Apr 24, 2018
Method for single-write holographic imaging
HAZEN JOHN0 citations38
HAZEN PAPER COMPANY
5 patentsUS11478404B2Oct 25, 2022
Method of protecting security elements from heat degradation during a heat-sealing process
HAZEN PAPER COMPANY2 citations70
US12365195B2Jul 22, 2025
Digitally receptive coating method
HAZEN PAPER COMPANY0 citations60
US11760119B2Sep 19, 2023
Digitally receptive coating method
HAZEN PAPER COMPANY0 citations60
US11577541B2Feb 14, 2023
Method and apparatus for heat resistant coatings
HAZEN PAPER COMPANY0 citations49
US10252503B2Apr 9, 2019
Method and apparatus for transfer lamination
HAZEN PAPER COMPANY0 citations45