YK

Yutaka KUROIWA

AG Agc: 8 patents #81 of 954Top 9%
AC Asahi Glass Co.: 6 patents #330 of 2,251Top 15%
TL Tsubota Laboratory: 1 patents #7 of 14Top 50%
Overall (All Time): #310,358 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12428334 Alkali-free glass and glass plate Yusaku MATSUO, Hiroyuki Hijiya, Yuya HAMADA 2025-09-30
12077036 Laminated glass for vehicle Takato KAJIHARA, Shigeki SAWAMURA, Shusaku Akiba 2024-09-03
11999134 Laminated glass Nobutaka KIDERA, Kazuhiko Niwano, Shoichi Takeuchi, Tetsuo Abe 2024-06-04
11634353 Glass plate and window Eriko Maeda, Takato KAJIHARA, Kensuke Nagai, Osamu Kagaya, Ryuta Sonoda +1 more 2023-04-25
10865134 Glass Kensuke Nagai, Tetsuya Nakashima, Hiroyuki Hijiya, Masamichi Tanida, Akio Koike +4 more 2020-12-15
10766806 Glass for data storage medium substrate, glass substrate for data storage medium, and magnetic disk Eriko Maeda, Hiroyuki Hijiya, Kensuke Nagai, Tetsuya Nakashima 2020-09-08
10392293 High-transparency glass Yusaku MATSUO, Yusuke Arai, Hiroyuki Hijiya, Yuki Kondo 2019-08-27
10082616 Glass plate, light guide plate unit, planar light-emitting device, and liquid crystal display device Hiroyuki Hijiya, Yusuke Arai, Tetsuya Nakashima, Yuki Kondo 2018-09-25
9988298 High-transparency glass Yusaku MATSUO, Yusuke Arai, Hiroyuki Hijiya, Yuki Kondo 2018-06-05
8895463 Glass substrate for Cu-In-Ga-Se solar cell and solar cell using same Yuichi Yamamoto, Tomomi Abe, Tetsuya Nakashima, Yasushi Kawamoto, Shigeru Niki +1 more 2014-11-25
8443629 Method for manufacturing ultra-thin glass substrate Seiki Ohara 2013-05-21
8225627 Method for reducing diameter of bubble existing in a glass plate Setsuro Ito, Motoichi Iga 2012-07-24
8109118 Method for removing bubbles from molten glass and process for producing glass Mitsuru Watanabe, Motoichi Iga, Setsuro Ito, Yasuji Fukasawa 2012-02-07
6620748 Light-amplifying glass, light-amplifying medium and resin-coated light-amplifying medium Naoki Sugimoto, Setsuro Ito, Setsuhisa Tanabe, Teiichi Hanada 2003-09-16
6560392 Optical amplifying glass fiber Naoki Sugimoto, Setsuro Ito 2003-05-06