KI

Kunio Ishiyama

HI Hitachi: 2 patents #336 of 2,935Top 15%
HE Hitachi Automotive Eng.: 1 patents #1 of 6Top 20%
📍 Mobara, JP: #9 of 58 inventorsTop 20%
Overall (1989): #21,770 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4866590 Supply having a load invariant auxiliary power supply supplied from a main transformer and a current suppressing inductor Teruaki Odaka, Shoichi Noguchi 1989-09-12
4833581 Power supply for a magnetron 1989-05-23