Inventor

UMENO TOHRU

JP4 patents

⚠️ This page may combine multiple inventors who share the name “UMENO TOHRU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO SPEC METALS

2 patents

US6000128ADec 14, 1999

Process of producing a multi-layered printed-coil substrate

SUMITOMO SPEC METALS76 citations94

US5952909ASep 14, 1999

Multi-layered printed-coil substrate, printed-coil substrates and printed-coil components

SUMITOMO SPEC METALS65 citations94

HITACHI METALS LTD

1 patent

US8004381B2Aug 23, 2011

Laminated device

HITACHI METALS LTD15 citations78

UMENO TOHRU

1 patent

US8592967B2Nov 26, 2013

Semiconductor apparatus and power supply circuit

UMENO TOHRU0 citations41