YK

Yoshinori Karatsu

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
📍 Ibaraki, JP: #2,214 of 6,779 inventorsTop 35%
Overall (All Time): #1,294,730 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5329099 Method of maintaining housing of reactor pressure vessel and heat treatment equipment therefor Kunio Enomoto, Masahiro Otaka, Kunio Hasegawa, Makoto Hayashi, Shinji Sakata +4 more 1994-07-12
4794688 Method of connecting superconducting wires Takeshi Wada, Hisanao Kita, Yoji Akutsu 1989-01-03
4327273 Method of treating a workpiece with electron beams and apparatus therefor Hisanao Kita, Takamitsu Nakazaki, Yoji Akutsu 1982-04-27
4317022 Electron beam welding machine Hisanao Kita, Takamitsu Nakazaki, Yoji Akutsu 1982-02-23