IS

Isao Sumida

HI Hitachi: 2 patents #336 of 2,935Top 15%
HC Hitachi Engineering Co.: 1 patents #9 of 44Top 25%
📍 Võru, EE: #1 of 6 inventorsTop 20%
Overall (1989): #25,147 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4879087 Nuclear power plant Takao Akiyama, Tetsuo Ito 1989-11-07
4877574 Method of and apparatus for controlling power of natural circulation reactor Hiroaki Suzuki, Yoshiyuki Kataoka, Michio Murase, Kotaro Inoue, Shozo Yamanari +3 more 1989-10-31