Inventor
IWAI KATSUHIRO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “IWAI KATSUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
9 patentsUSD796459SSep 5, 2017
Packaged semiconductor circuit module
ROHM CO LTD24 citations92
US11183444B2Nov 23, 2021
Packaging of a semiconductor device with a plurality of leads
ROHM CO LTD4 citations82
US12046541B2Jul 23, 2024
Packaging of a semiconductor device with a plurality of leads
ROHM CO LTD1 citations71
US11658100B2May 23, 2023
Packaging of a semiconductor device with a plurality of leads
ROHM CO LTD2 citations71
US11037865B2Jun 15, 2021
Semiconductor with external electrode
ROHM CO LTD0 citations62
US10622285B2Apr 14, 2020
Semiconductor device with solders of different melting points and method of manufacturing
ROHM CO LTD1 citations62
US12406910B2Sep 2, 2025
Packaging of a semiconductor device with a plurality of leads
ROHM CO LTD0 citations61
US10886203B2Jan 5, 2021
Packaging structure with recessed outer and inner lead surfaces
ROHM CO LTD0 citations61
US10211130B2Feb 19, 2019
Semiconductor device
ROHM CO LTD0 citations50