Inventor
O'KEEFFE DONAL MARTIN
IE13 patents
⚠️ This page may combine multiple inventors who share the name “O'KEEFFE DONAL MARTIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
E INK CORP
12 patentsUS12153322B2Nov 26, 2024
Electrically-actuated variable transmission film having very low haze and a visible grid in a clear state
E INK CORP1 citations71
US11567356B2Jan 31, 2023
Switchable light modulator device comprising a polymer wall structure having a plurality of cavities disposed between first and second substrates and method of making the same
E INK CORP2 citations71
US11520210B2Dec 6, 2022
Electrically-actuated variable transmission film having very low haze and a visible grid in a clear state
E INK CORP1 citations71
US12372847B2Jul 29, 2025
Electrically-actuated variable transmission film having very low haze and a visible grid in a clear state
E INK CORP0 citations60
US12305444B2May 20, 2025
Light-modulating electrophoretic device
E INK CORP0 citations60
US12147108B2Nov 19, 2024
Method of making a switchable light modulator by embossing a polymer film to create a polymer wall structure surrounding each of a plurality of cavities
E INK CORP0 citations60
US12000207B2Jun 4, 2024
Light-modulating electrophoretic device
E INK CORP0 citations60
US11774791B2Oct 3, 2023
Switchable light modulator device comprising polymer structures that create a plurality of cavities that are sealed with a fluid comprising electrophoretic particles
E INK CORP0 citations60
US11762258B2Sep 19, 2023
Electrically-actuated variable transmission film having very low haze and a visible grid in a clear state
E INK CORP0 citations60
US11708720B2Jul 25, 2023
Light-modulating electrophoretic device
E INK CORP0 citations60
US11237419B2Feb 1, 2022
Switchable light modulator comprising a polymer wall structure having a mould part and a cast part disposed between first and second substrates
E INK CORP0 citations60
US12455486B2Oct 28, 2025
Electrophoretic particle film having reduced diffraction in an open state
E INK CORP0 citations59