P

Inventor

MATSUDA KAZUYA

JP27 patents
⚠️ This page may combine multiple inventors who share the name “MATSUDA KAZUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NICHIA CORP

15 patents
US12559648B2Feb 24, 2026

Method of manufacturing metal structure for optical semiconductor device, package, and solution containing polyallylamine polymer

NICHIA CORP0 citations62
US12501753B2Dec 16, 2025

Light-emitting device

NICHIA CORP0 citations62
US12237450B2Feb 25, 2025

Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same

NICHIA CORP0 citations62
US12116516B2Oct 15, 2024

Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same

NICHIA CORP0 citations62
US12074262B2Aug 27, 2024

Light-emitting device

NICHIA CORP0 citations62
US11264546B2Mar 1, 2022

Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same

NICHIA CORP0 citations62
US11257990B2Feb 22, 2022

Light emitting device

NICHIA CORP1 citations62
US11183619B2Nov 23, 2021

Method of manufacturing light emitting device

NICHIA CORP1 citations62
US11152547B2Oct 19, 2021

Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same

NICHIA CORP0 citations62
US11257994B2Feb 22, 2022

Resin package and light emitting device

NICHIA CORP0 citations52
US11251334B2Feb 15, 2022

Method of manufacturing light emitting devices

NICHIA CORP0 citations52
US11158776B2Oct 26, 2021

Lead frame and method of manufacturing light emitting device

NICHIA CORP0 citations51
US10950764B2Mar 16, 2021

Light-emitting device

NICHIA CORP0 citations51
US12336347B2Jun 17, 2025

Light emitting device

NICHIA CORP0 citations45
US10411169B2Sep 10, 2019

Light emitting device having leads in resin package

NICHIA CORP0 citations36

CANON KK

5 patents

HITACHI CHEMICAL CO LTD

4 patents

GUNZE KK

1 patent

ABE JUN

1 patent

HITACHI AUTOMOTIVE SYSTEMS LTD

1 patent