KO

Koji Ochi

HC Harada Electronics Industry Co.: 1 patents #1 of 2Top 50%
NC Nippon Oil & Fats Co.: 1 patents #13 of 65Top 20%
📍 Ozu, JP: #3 of 4 inventorsTop 75%
Overall (1989): #86,061 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4825765 Delay circuit for electric blasting, detonating primer having delay circuit and system for electrically blasting detonating primers Masahide Harada 1989-05-02