Inventor
FUJIHARA MAMI
JP7 patents
Patents
7 patentsUS11609373B2Mar 21, 2023
Optical coupling device
TOSHIBA KK0 citations59
US12418007B2Sep 16, 2025
Semiconductor device
TOSHIBA KK0 citations49
US11688823B2Jun 27, 2023
Photocoupler
TOSHIBA KK0 citations49
US11462525B2Oct 4, 2022
Optical coupling device and high frequency device
TOSHIBA KK0 citations49
US12389731B2Aug 12, 2025
Semiconductor device, method for manufacturing same, and substrate
TOSHIBA KK0 citations48
US11611009B2Mar 21, 2023
Semiconductor device
TOSHIBA KK0 citations47
US12476232B2Nov 18, 2025
Semiconductor device
TOSHIBA KK0 citations38