AO

Akihisa Obata

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
EX Exabyte: 1 patents #43 of 104Top 45%
📍 Hitachinaka, JP: #850 of 2,447 inventorsTop 35%
Overall (All Time): #976,456 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10837080 Rolled steel bar or rolled wire rod for cold-forged component Naoki Matsui, Yutaka Neishi, Tetsushi Chida, Shoji Hori, Keisuke CHIBA 2020-11-17
10829842 Rolled steel bar or rolled wire rod for cold-forged component Naoki Matsui, Yutaka Neishi, Tetsushi Chida, Shoji Hori, Keisuke CHIBA 2020-11-10
7092187 Magnetic recording and reproducing apparatus and method and thin film magnetic head used therein Toshio Tsuchiya, Kenkichi Inada 2006-08-15
6757123 Method and apparatus for cleaning a magneto-resistive head Kenmei Masuda, Hidekazu Takeda, Shigeru Yamazaki, Toshio Tsuchiya, Kenkichi Inada +1 more 2004-06-29
6654194 High reliability magneto-resistive head cleaning system Kenmei Masuda, Hidekazu Takeda, Shigeru Yamazaki, Toshio Tsuchiya, Kenkichi Inada +1 more 2003-11-25