HY

Hajime Yokoyama

TC Toko Co.: 2 patents #1 of 11Top 10%
Sumitomo Electric Industries: 1 patents #327 of 1,127Top 30%
Overall (1989): #26,398 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4847572 Electronic tuning circuit for AM receiver 1989-07-11
4837852 Electronic tuning circuit for AM receiver which is easy to effect tracking adjustment Noboru Takada 1989-06-06