Inventor
ICHIKAWA NOBUHIKO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “ICHIKAWA NOBUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAINIPPON PRINTING CO LTD
10 patentsUS5506701AApr 9, 1996
Hologram color filter, liquid crystal display device using the same, and fabrication process of hologram color filter
DAINIPPON PRINTING CO LTD237 citations98
US6366369B2Apr 2, 2002
Transmission hologram fabrication process
DAINIPPON PRINTING CO LTD68 citations95
US7835078B2Nov 16, 2010
Reflecting screen, method of manufacturing the same, and reflection-type projection system
DAINIPPON PRINTING CO LTD21 citations92
US6906452B2Jun 14, 2005
Electroluminescent display device with substrate having regions with different refractive indexes
DAINIPPON PRINTING CO LTD40 citations92
US6473144B1Oct 29, 2002
Liquid crystal display apparatus and liquid crystal projection display apparatus which employ hologram color filter
DAINIPPON PRINTING CO LTD17 citations92
US6426812B2Jul 30, 2002
Hologram color filter, and its fabrication method
DAINIPPON PRINTING CO LTD23 citations92
US5737040AApr 7, 1998
Liquid crystal display apparatus and liquid crystal projection display apparatus which employ hologram color filter
DAINIPPON PRINTING CO LTD35 citations92
US6714329B2Mar 30, 2004
Hologram plate and its fabrication process
DAINIPPON PRINTING CO LTD15 citations90
US6842272B2Jan 11, 2005
Hologram plate and its fabrication process
DAINIPPON PRINTING CO LTD2 citations60
US7046406B2May 16, 2006
Hologram plate and its fabrication process
DAINIPPON PRINTING CO LTD0 citations49