KY

Kazuhiro Yashiki

TC Toppan Printing Co.: 19 patents #5 of 1,467Top 1%
Overall (All Time): #234,070 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
11555952 Display and method of producing display Keitaro Sugihara, Hanako Yamamoto, Tomoko Tashiro 2023-01-17
11305575 Counterfeit-preventive optical element and information medium 2022-04-19
11247505 Optical structure and authentication body Akihito Kagotani 2022-02-15
11167582 Optical element and information recording medium for counterfeit prevention 2021-11-09
11161364 Laminate comprising a relief structure forming layer and a manufacturing method for same 2021-11-02
10654308 Unisometric reflection display, information holder using unisometric reflection display 2020-05-19
10518500 Laminate comprising a relief structure forming layer and a manufacturing method for same 2019-12-31
10471758 Optical information medium Satoshi Harada 2019-11-12
10471760 Multiple-image display body Akira Kubo 2019-11-12
10471757 Optical element for forgery proof Akira Nagano, Keitaro Sugihara, Tomoko Tashiro 2019-11-12
10261224 Optical element Akira Kubo, Chikara Sawamura, Haruna Ooki 2019-04-16
10099503 Coloring forgery prevention structure and coloring forgery prevention medium 2018-10-16
10093125 Multiple-image display body Akira Kubo 2018-10-09
10059086 Laminated transfer medium and printed matter Satoshi Harada, Naoki Minamikawa 2018-08-28
9889699 Unisometric reflection display, information holder using unisometric reflection display 2018-02-13
9720146 Display member, transfer foil, and article with display member Akira Kubo, Chikara Sawamura 2017-08-01
9354364 Coloring forgery prevention structure and coloring forgery prevention medium 2016-05-31
9272308 Method of manufacturing optical device Chikara Sawamura, Koji Umezaki, Akira Kubo 2016-03-01
8054550 Optical device, laminate and labeled article Naoaki Shindou, Noriyuki ITOU, Hidetaka Ide, Naoki Minamikawa 2011-11-08