Inventor
UMEHARA MASAAKI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “UMEHARA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TORAY INDUSTRIES
11 patentsUS10784414B2Sep 22, 2020
Light source unit, laminated member, and display and lighting apparatus including them
TORAY INDUSTRIES6 citations71
US11287566B2Mar 29, 2022
Plastic optical fiber and plastic optical fiber cord
TORAY INDUSTRIES1 citations61
US10894375B2Jan 19, 2021
Color conversion film and light source unit including the same, display, and lighting apparatus
TORAY INDUSTRIES1 citations61
US11149196B2Oct 19, 2021
Pyrromethene-boron complex, color-changing composition, color-changing film, light source unit including same, display, and lighting
TORAY INDUSTRIES1 citations59
US10836959B2Nov 17, 2020
Pyrromethene-boron complex, color-changing composition, color-changing film, light source unit including same, display, and lighting
TORAY INDUSTRIES1 citations59
US10703970B2Jul 7, 2020
Color conversion composition, color conversion film and light emitting device including the same, liquid crystal display device, and illumination device
TORAY INDUSTRIES1 citations59
US10400165B2Sep 3, 2019
Color conversion composition, color conversion sheet and light source unit including the same, display, lighting apparatus, backlight unit, LED chip, and LED package
TORAY INDUSTRIES1 citations59
US10199589B2Feb 5, 2019
Photoelectric conversion element and image sensor using same
TORAY INDUSTRIES1 citations59
US10669474B2Jun 2, 2020
Light source unit, and display and lighting device each including same
TORAY INDUSTRIES0 citations49
US9842884B2Dec 12, 2017
Photoelectric conversion element and image sensor
TORAY INDUSTRIES1 citations49
US10738218B2Aug 11, 2020
Polysiloxane, material for semiconductor, and preparation method for semiconductor and solar cell
TORAY INDUSTRIES0 citations35
TOPPAN PRINTING CO LTD
2 patentsUS7854960B2Dec 21, 2010
Method of manufacturing an optical device, a method of manufacturing a color filter and a method of manufacturing an organic electroluminescence device
TOPPAN PRINTING CO LTD3 citations57
US7599024B2Oct 6, 2009
Substrate provided with bank and substrate provided with color pattern
TOPPAN PRINTING CO LTD0 citations49