TH

Tsutomu Hayashi

HI Hitachi: 1 patents #814 of 2,935Top 30%
HC Hitachi Engineering Co.: 1 patents #9 of 44Top 25%
Overall (1989): #47,579 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4806277 Decontaminating solid surfaces Mikio Sakurai, Masayuki Izumi, Hiroshi Sasaki, Thoru Satho, Kazuo Owada 1989-02-21