MO

Masahiko Ohshima

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #1,845,549 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11340196 Online crack detection device for rolling roll, rolling roll, and online crack detection method for rolling roll Keishi Sato, Toshiyuki Hattori, Tomohisa Hemmi, Masaaki Tsuji 2022-05-24
6077327 Aluminum composite material of low-thermal expansion and high-thermal conductivity and method of producing same Shigeyuki Hamayoshi, Satoshi Fukui, Kenichiro Shimizu 2000-06-20