P

Inventor

TAKAHASHI YOSHIKO

JP6 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI YOSHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOSHIBA KK

3 patents
US11402591B2Aug 2, 2022

Optical coupling device

TOSHIBA KK0 citations58
US12588240B2Mar 24, 2026

Semiconductor device

TOSHIBA KK0 citations47
US12593722B2Mar 31, 2026

Optical coupling device

TOSHIBA KK0 citations44

TOSHIBA LIGHTING & TECHNOLOGY

1 patent
US8847477B2Sep 30, 2014

Light-emitting circuit and luminaire

TOSHIBA LIGHTING & TECHNOLOGY10 citations82

SHOWA DENKO KK

1 patent
US8007860B2Aug 30, 2011

Method for manufacturing magnetic recording medium, and magnetic recording and reproducing apparatus

SHOWA DENKO KK0 citations48

TAKAHASHI YOSHIKO

1 patent
US8419951B2Apr 16, 2013

Method of manufacturing magnetic recording medium, and magnetic recording/reproducing device

TAKAHASHI YOSHIKO0 citations32