HI

Hisao Itow

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
Overall (All Time): #893,936 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4979995 Member made of nickel base alloy having high resistance to stress corrosion cracking and method of producing same Shigeo Hattori, Rikizo Watanabe, Yasuhiko Mori, Isao Masaoka, Ryoichi Sasaki 1990-12-25
4940564 Suppression of deposition of radioactive substances in boiling water type, nuclear power plant Motohiro Aizawa, Katsumi Ohsumi, Takashi Honda 1990-07-10
4927598 Radioactivity reduction method of a nuclear power plant and a nuclear power plant reduced in radioactivity Yoshitaka Nishino, Toshio Sawa, Katsumi Ohsumi 1990-05-22
4514270 Process for regenerating cleaning fluid Yasumasa Furutani, Yasuo Hira, Takashi Hasegawa, Akira Minato, Osao Sumita 1985-04-30
4512820 In-pile parts for nuclear reactor and method of heat treatment therefor Yasuhiko Mori, Shigeo Hattori, Isao Masaoka 1985-04-23
4348041 Butt welded tubular structure of austenite stainless steel Katsuyuki Imai, Isao Masaoka, Yochiteru Chiba, Masayoshi Kanno, Jiro Kuniya 1982-09-07