Inventor
UCHIKAWA KIYOSHI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “UCHIKAWA KIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIKON CORP
8 patentsUS5589936ADec 31, 1996
Optical measuring apparatus for measuring physichemical properties
NIKON CORP37 citations92
US10904471B2Jan 26, 2021
Feature extraction element, feature extraction system, and determination apparatus
NIKON CORP9 citations85
US6485870B1Nov 26, 2002
Charged-particle-beam microlithography masks and methods for manufacturing same
NIKON CORP10 citations73
US5568460AOct 22, 1996
Optical recording and/or reproducing apparatus and method utilizing stimulated photon echo
NIKON CORP8 citations68
US12396286B2Aug 19, 2025
Element, system having the element, and judging apparatus
NIKON CORP0 citations62
US11791363B2Oct 17, 2023
Element, system having the element, and judging apparatus
NIKON CORP0 citations62
US5636195AJun 3, 1997
Optical recording method and reproducing method and recording apparatus and reproducing apparatus utilizing stimulated photon echo
NIKON CORP3 citations57
US7876452B2Jan 25, 2011
Interferometric position-measuring devices and methods
NIKON CORP0 citations41
TOKYO OHKA KOGYO CO LTD
7 patentsUS6010824AJan 4, 2000
Photosensitive resin composition containing a triazine compound and a pre-sensitized plate using the same, and photosensitive resin composition containing acridine and triazine compounds and a color filter and a pre-sensitized plate using the same
TOKYO OHKA KOGYO CO LTD109 citations97
US6376153B2Apr 23, 2002
Photopolymerizable composition for color filter
TOKYO OHKA KOGYO CO LTD32 citations92
US5908720AJun 1, 1999
Photosensitive resin composition for forming light shielding films, black matrix formed by the same, and method for the production thereof
TOKYO OHKA KOGYO CO LTD23 citations92
US5714286AFeb 3, 1998
Photosensitive resin composition for forming light shielding films, black matrix formed by the same, and method for the production thereof
TOKYO OHKA KOGYO CO LTD42 citations92
US5498498AMar 12, 1996
Photosensitive resin composition used in a method for forming a light-shielding film
TOKYO OHKA KOGYO CO LTD19 citations92
US5368991ANov 29, 1994
Photosensitive resin composition for use as a light-shielding film which can be used as black matrices
TOKYO OHKA KOGYO CO LTD40 citations92
US6265116B1Jul 24, 2001
Process for producing color filter
TOKYO OHKA KOGYO CO LTD9 citations73