DO

Daigo Ohtoyo

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,413,500 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11319617 Production method for ring-rolled material of Fe—Ni-based superalloy Chuya Aoki, Tsuyoshi Fukui, Etsuo Fujita, Naoyuki Iwasa, Taku Hirosawa 2022-05-03
10875080 Method of producing forged product Hideki Matsumoto 2020-12-29
6892579 Acceleration sensor Masakatsu Saitoh 2005-05-17