Inventor

WATANABE SO

JP5 patents

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

WATANABE SO

2 patents

US8546847B2Oct 1, 2013

Semiconductor device and power conversion apparatus using the same

WATANABE SO5 citations68

US8653588B2Feb 18, 2014

Semiconductor device and electric power conversion system using the same

WATANABE SO3 citations59

SHIRAISHI MASAKI

1 patent

US9082814B2Jul 14, 2015

Semiconductor devices and power conversion systems

SHIRAISHI MASAKI4 citations71

HITACHI LTD

1 patent

US8809903B2Aug 19, 2014

Semiconductor device and power conversion apparatus using the same

HITACHI LTD0 citations50

HITACHI POWER SEMICONDUCTOR DEVICE LTD

1 patent

US12300716B2May 13, 2025

Semiconductor device and power conversion device

HITACHI POWER SEMICONDUCTOR DEVICE LTD0 citations48