KS

Keiko Sekine

Dai Nippon Printing Co.: 7 patents #325 of 2,222Top 15%
Overall (All Time): #737,957 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8993100 Transparent sheet having a pattern for infrared reflection Yuichi Miyazaki, Satoko Maenishi 2015-03-31
8634046 Optical element having an alignment layer for an optical anisotropic body 2014-01-21
8523237 Reflection pattern-printed transparent sheet Yuichi Miyazaki 2013-09-03
8367189 Pattern printed transparent sheet Yuichi Miyazaki 2013-02-05
7046406 Hologram plate and its fabrication process Hiroshi Kishimoto, Masaki Katsumata, Yoichi Higuchi, Nobuhiko Ichikawa, Tadatsugu Onuma 2006-05-16
6842272 Hologram plate and its fabrication process Hiroshi Kishimoto, Masaki Katsumata, Yoichi Higuchi, Nobuhiko Ichikawa, Tadatsugu Onuma 2005-01-11
6714329 Hologram plate and its fabrication process Hiroshi Kishimoto, Masaki Katsumata, Yoichi Higuchi, Nobuhiko Ichikawa, Tadatsugu Onuma 2004-03-30