HK

Hiroshi Kawasaki

Dai Nippon Printing Co.: 4 patents #6 of 212Top 3%
SU Sumida: 1 patents #8 of 37Top 25%
Overall (2021): #32,837 of 548,734Top 6%
5
Patents 2021

Issued Patents 2021

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11196002 Method for producing vapor deposition mask, method for producing organic semiconductor element, and method for producing organic EL display Katsunari Obata 2021-12-07
10982317 Vapor deposition mask, vapor deposition mask preparation body, method for producing vapor deposition mask, and method for producing organic semiconductor element Katsunari Obata, Toshihiko Takeda, Hiroyuki Nishimura, Atsushi Maki, Hiromitsu Ochiai +1 more 2021-04-20
10978641 Vapor deposition mask, frame-equipped vapor deposition mask, vapor deposition mask preparation body, and method for producing organic semiconductor element Toshihiko Takeda, Katsunari Obata 2021-04-13
10910717 Antenna device Yoshinori Inoue, Isao Douchi, Kei Tanaka, Takanari FUJIMAKI, Yoshinori Miura +3 more 2021-02-02
10895008 Vapor deposition mask, frame-equipped vapor deposition mask, vapor deposition mask preparation body, vapor deposition pattern forming method, and method for producing organic semiconductor element Yasuko SONE, Yoshinori HIROBE, Katsunari Obata, Asako NARITA, Hitoshi ISHIRO +1 more 2021-01-19