Inventor
FUJIMURA KOH
JP38 patents
⚠️ This page may combine multiple inventors who share the name “FUJIMURA KOH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CASIO COMPUTER CO LTD
8 patentsUS4647156AMar 3, 1987
Liquid crystal device
CASIO COMPUTER CO LTD27 citations93
US4836654AJun 6, 1989
Drive method for a dual-frequency, dielectric anisotropy liquid crystal optical device
CASIO COMPUTER CO LTD39 citations92
US4759870AJul 26, 1988
Liquid crystal composition
CASIO COMPUTER CO LTD7 citations74
US4745433AMay 17, 1988
Image forming apparatus with a light shutter of the G-H type liquid crystal
CASIO COMPUTER CO LTD12 citations74
US4832460AMay 23, 1989
Liquid crystal apparatus having pressure absorbing means
CASIO COMPUTER CO LTD13 citations72
US4688899AAug 25, 1987
Dual-frequency, dielectric anisotropy liquid crystal display
CASIO COMPUTER CO LTD7 citations72
US5030384AJul 9, 1991
Liquid crystal composition
CASIO COMPUTER CO LTD3 citations63
US4740328AApr 26, 1988
Liquid crystal composition
CASIO COMPUTER CO LTD3 citations63
RICOH KK
4 patentsUS7612455B2Nov 3, 2009
Layered structure for electron device including regions of different wettability, electron device and electron device array that uses such a layered structure
RICOH KK24 citations92
US5169693ADec 8, 1992
Liquid crystal display element
RICOH KK36 citations92
US5184239AFeb 2, 1993
Sealing structure of liquid crystal injection holes in liquid crystal display device
RICOH KK32 citations90
US7489383B2Feb 10, 2009
Optical axis deflecting method, optical axis deflecting element, optical path deflecting unit, method of driving optical axis deflecting element, and image display apparatus
RICOH KK1 citations51
RICOH CO LTD
4 patentsUS8384983B2Feb 26, 2013
Electrochromic display device, fabrication method therefor, and driving method therefor
RICOH CO LTD16 citations84
US7902680B2Mar 8, 2011
Layered structure, electron device, and an electron device array having a variable wettability layer and semiconductor layer formed thereon
RICOH CO LTD7 citations83
US7929071B2Apr 19, 2011
Electric field generating device comprising an electric field generating resistor and line electrodes, light deflecting device having the same, and image display apparatus having the same
RICOH CO LTD3 citations61
US11474408B2Oct 18, 2022
Electronic device, method for producing electronic device, and photochromatic lens unit
RICOH CO LTD0 citations51
YASHIRO TOHRU
3 patentsNAIJO YOSHIHISA
3 patentsUS9069222B2Jun 30, 2015
Electrochromic display element and display device
NAIJO YOSHIHISA9 citations83
US8736941B2May 27, 2014
Electrochromic display apparatus and method of manufacturing the same
NAIJO YOSHIHISA12 citations83
US9389480B2Jul 12, 2016
Method for manufacturing an electrochromic display device and an electrochromic display device having through-hole in display electrode
NAIJO YOSHIHISA4 citations72
SAGISAKA TOSHIYA
3 patentsUS10093693B2Oct 9, 2018
Electrochromic compound, electrochromic composition, and display element
SAGISAKA TOSHIYA3 citations72
US11053267B2Jul 6, 2021
Electrochromic compound, electrochromic composition, and display element
SAGISAKA TOSHIYA0 citations62
US10626133B2Apr 21, 2020
Electrochromic compound, electrochromic composition, and display element
SAGISAKA TOSHIYA0 citations51