Inventor
AMBUR GREGG A
US47 patents
⚠️ This page may combine multiple inventors who share the name “AMBUR GREGG A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
32 patentsUS9581827B1Feb 28, 2017
Optical system
3M INNOVATIVE PROPERTIES CO45 citations99
US9557568B1Jan 31, 2017
Head-mounted display
3M INNOVATIVE PROPERTIES CO139 citations99
US9555589B1Jan 31, 2017
Method of making optical films and stacks
3M INNOVATIVE PROPERTIES CO112 citations99
US9835777B2Dec 5, 2017
Head-mounted display
3M INNOVATIVE PROPERTIES CO27 citations98
US9829616B2Nov 28, 2017
Magnifying device
3M INNOVATIVE PROPERTIES CO23 citations98
US9715114B2Jul 25, 2017
Optical stack and optical system
3M INNOVATIVE PROPERTIES CO27 citations98
US9581744B1Feb 28, 2017
Optical stack and optical system
3M INNOVATIVE PROPERTIES CO33 citations98
US10007035B2Jun 26, 2018
Head-mounted display
3M INNOVATIVE PROPERTIES CO15 citations96
US9952371B2Apr 24, 2018
Convex multilayer reflective polarizer
3M INNOVATIVE PROPERTIES CO15 citations96
US9599761B1Mar 21, 2017
Thermoformed multilayer reflective polarizer
3M INNOVATIVE PROPERTIES CO20 citations96
US11325330B2May 10, 2022
Optical system
3M INNOVATIVE PROPERTIES CO5 citations93
US10921594B2Feb 16, 2021
Method of making optical films and stacks
3M INNOVATIVE PROPERTIES CO5 citations93
US10838208B2Nov 17, 2020
Beam expander with a curved reflective polarizer
3M INNOVATIVE PROPERTIES CO10 citations93
US10754159B2Aug 25, 2020
Optical system
3M INNOVATIVE PROPERTIES CO5 citations93
US10747002B2Aug 18, 2020
Optical system
3M INNOVATIVE PROPERTIES CO5 citations93
US10747003B2Aug 18, 2020
Optical system and head-mounted display
3M INNOVATIVE PROPERTIES CO7 citations93
US10678052B2Jun 9, 2020
Optical system
3M INNOVATIVE PROPERTIES CO6 citations93
US10670867B2Jun 2, 2020
Optical stack and optical system
3M INNOVATIVE PROPERTIES CO8 citations93
US10663727B2May 26, 2020
Camera
3M INNOVATIVE PROPERTIES CO7 citations93
US10444496B2Oct 15, 2019
Convex multilayer reflective polarizer
3M INNOVATIVE PROPERTIES CO5 citations93
US10338393B2Jul 2, 2019
Optical system and magnifying device
3M INNOVATIVE PROPERTIES CO8 citations93
US10338380B2Jul 2, 2019
Optical stack and optical system
3M INNOVATIVE PROPERTIES CO7 citations93
US10330930B2Jun 25, 2019
Optical system
3M INNOVATIVE PROPERTIES CO7 citations93
US10302950B2May 28, 2019
Head-mounted display
3M INNOVATIVE PROPERTIES CO10 citations93
US10078164B2Sep 18, 2018
Optical system
3M INNOVATIVE PROPERTIES CO8 citations93
US10007043B2Jun 26, 2018
Method of making optical films and stacks
3M INNOVATIVE PROPERTIES CO8 citations93
US9995939B2Jun 12, 2018
Optical stack and optical system
3M INNOVATIVE PROPERTIES CO11 citations93
US9945998B2Apr 17, 2018
Optical system including curved reflective polarizer
3M INNOVATIVE PROPERTIES CO12 citations93
US9945999B2Apr 17, 2018
Optical system
3M INNOVATIVE PROPERTIES CO10 citations93
US11262565B2Mar 1, 2022
Optical system
3M INNOVATIVE PROPERTIES CO3 citations72
US11065855B2Jul 20, 2021
Infrared-reflecting optically transparent assembly and method of making the same
3M INNOVATIVE PROPERTIES CO6 citations71
US11447657B2Sep 20, 2022
Compositions including alpha-alumina particles and methods of their use
3M INNOVATIVE PROPERTIES CO0 citations62
3M INNOVATIVE PROPERTIES COMPANY
13 patentsUS11787137B2Oct 17, 2023
Optical system
3M INNOVATIVE PROPERTIES COMPANY3 citations84
US11543572B2Jan 3, 2023
Curved reflective polariser films and methods of shaping
3M INNOVATIVE PROPERTIES COMPANY4 citations74
US12233613B2Feb 25, 2025
Optical system
3M INNOVATIVE PROPERTIES COMPANY0 citations73
US11630291B2Apr 18, 2023
Method of fabricating an optical assembly
3M INNOVATIVE PROPERTIES COMPANY3 citations72
US11709299B2Jul 25, 2023
Optical assembly with protective coating
3M INNOVATIVE PROPERTIES COMPANY2 citations71
US12570870B2Mar 10, 2026
Curable compositions, abrasion-resistant articles, and method of thermoforming the same
3M INNOVATIVE PROPERTIES COMPANY0 citations62
US12265243B2Apr 1, 2025
Curved reflective polarizer
3M INNOVATIVE PROPERTIES COMPANY0 citations62
US12013559B2Jun 18, 2024
Optical components and optical systems
3M INNOVATIVE PROPERTIES COMPANY1 citations62
US11518080B2Dec 6, 2022
Methods of making extensible barrier films
3M INNOVATIVE PROPERTIES COMPANY0 citations62
US11693168B2Jul 4, 2023
Optical assembly
3M INNOVATIVE PROPERTIES COMPANY0 citations61
US12007595B2Jun 11, 2024
Optical systems
3M INNOVATIVE PROPERTIES COMPANY0 citations52
US12214564B2Feb 4, 2025
Optical assembly with encapsulated multilayer optical film and methods of making same
3M INNOVATIVE PROPERTIES COMPANY0 citations50
US12053945B2Aug 6, 2024
Thermoformed abrasion-resistant multilayer optical film and method of making the same
3M INNOVATIVE PROPERTIES COMPANY0 citations49