KS

Kinjiro Sano

Mitsubishi Electric: 2 patents #192 of 1,307Top 15%
Overall (1989): #22,108 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4864187 Cathode for electron tube and manufacturing method thereof Toyokazu Kamata, Keiji Fukuyama, Masato Saito, Keiji Watanabe 1989-09-05
4797593 Cathode for electron tube Masato Saito, Keiji Fukuyama, Masako Ishida, Keiji Watanabe, Toyokazu Kamata 1989-01-10