MK

Masakazu Katayama

NC NS Sumikin Chemical: 5 patents #12 of 144Top 9%
NM Nippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
OM Omron: 1 patents #1,808 of 3,089Top 60%
Overall (All Time): #837,146 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10096837 Supporting carbon material for solid polymer fuel cell and catalyst metal particle-supporting carbon material Takashi Iijima, Masataka Hiyoshi, Katsumasa MATSUMOTO, Hiroyuki Hayashida, Kazuhiko Mizuuchi +2 more 2018-10-09
10003085 Carbon support material for solid polymer type fuel cell use and metal catalyst particle- supporting carbon material and methods of production of same Katsumasa MATSUMOTO, Takashi Iijima, Masataka Hiyoshi, Hiroyuki Hayashida, Kazuhiko Mizuuchi +2 more 2018-06-19
9868823 Display device, method for manufacturing same, polyimide film for display device supporting bases, and method for producing polyimide film for display device supporting bases Katsufumi Hiraishi, Yoshiki Suto, Natsuko Okazaki, Hongyuan Wang 2018-01-16
9695283 Display device, method for manufacturing same, polyimide film for display device supporting bases, and method for producing polyimide film for display device supporting bases Katsufumi Hiraishi, Yoshiki Suto, Natsuko Okazaki, Hongyuan Wang 2017-07-04
9403947 Display device, method for manufacturing same, polyimide film for display device supporting bases, and method for producing polyimide film for display device supporting bases Katsufumi Hiraishi, Yoshiki Suto, Natsuko Okazaki, Hongyuan Wang 2016-08-02
6465765 Fluid heating apparatus Seiji Oku, Tomonori Kojimaru, Yusuke Muraoka 2002-10-15