IK

Isao Kondo

SC Seikosha Co.: 2 patents #13 of 65Top 20%
📍 Yamanashi, JP: #19 of 92 inventorsTop 25%
Overall (1989): #25,173 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D304163 Electromagnetic bell Junichi Aizawa, Shoichiro Kumazawa, Satoru Yamauchi 1989-10-24
4796239 Circuit unit for timepiece and process for fabricating the same Tsuyoshi Hayakawa, Satoru Yamauchi, Isato Watanabe 1989-01-03