MO

Masahiro Otaka

HI Hitachi: 3 patents #145 of 3,149Top 5%
Overall (1994): #10,640 of 165,921Top 7%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5331278 Apparatus for inspecting degradation/damage of a material using an AC magnet, a superconducting DC magnet and a SQUID sensor Stephen Evanson, Satoshi Kanno, Toshihiko Yoshimura, Kunio Hasegawa, Kazuo Takaku 1994-07-19
5329099 Method of maintaining housing of reactor pressure vessel and heat treatment equipment therefor Kunio Enomoto, Kunio Hasegawa, Makoto Hayashi, Shinji Sakata, Hideyo Saito +4 more 1994-07-12
5305361 Method of and apparatus for water-jet peening Kunio Enomoto, Koichi Kurosawa, Hideyo Saito, Hiroshi Tsujimura, Yasumasa Tamai +2 more 1994-04-19