Inventor
TOYAMA TOMOICHIRO
JP36 patents
⚠️ This page may combine multiple inventors who share the name “TOYAMA TOMOICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
34 patentsUS9728523B2Aug 8, 2017
Semiconductor light emitting device
ROHM CO LTD3 citations72
US12278423B2Apr 15, 2025
Terahertz element and semiconductor device
ROHM CO LTD0 citations62
US12087896B2Sep 10, 2024
Semiconductor light-emitting device
ROHM CO LTD0 citations62
USD992519SJul 18, 2023
Semiconductor module
ROHM CO LTD0 citations62
US11699846B2Jul 11, 2023
Terahertz element and semiconductor device
ROHM CO LTD0 citations62
USD990439SJun 27, 2023
Semiconductor module
ROHM CO LTD0 citations62
US11605765B2Mar 14, 2023
LED module
ROHM CO LTD0 citations62
US11532776B2Dec 20, 2022
Semiconductor light-emitting device
ROHM CO LTD0 citations62
US11532773B2Dec 20, 2022
Semiconductor light emitting device
ROHM CO LTD0 citations62
US11239547B2Feb 1, 2022
Terahertz element and semiconductor device
ROHM CO LTD0 citations62
US11011686B2May 18, 2021
Semiconductor light emitting device
ROHM CO LTD0 citations62
US10944036B2Mar 9, 2021
Semiconductor light-emitting device
ROHM CO LTD0 citations62
US10896996B2Jan 19, 2021
Optical device
ROHM CO LTD0 citations62
US9035333B2May 19, 2015
Semiconductor light emitting device
ROHM CO LTD2 citations62
US12099005B2Sep 24, 2024
Terahertz device
ROHM CO LTD0 citations61
US10964870B2Mar 30, 2021
LED package
ROHM CO LTD0 citations57
US10700250B2Jun 30, 2020
LED package
ROHM CO LTD1 citations57
US11239401B2Feb 1, 2022
Semiconductor light-emitting device
ROHM CO LTD0 citations55
US11870021B2Jan 9, 2024
Semiconductor light-emitting device and method for manufacturing the same
ROHM CO LTD0 citations54
US11393960B2Jul 19, 2022
Semiconductor light-emitting device and method for manufacturing the same
ROHM CO LTD0 citations54
US10468557B2Nov 5, 2019
Light-emitting apparatus
ROHM CO LTD0 citations52
US9673361B2Jun 6, 2017
Light-emitting apparatus with leads coated with metal films
ROHM CO LTD0 citations52
US12568830B2Mar 3, 2026
Semiconductor device with x-shaped die pad to reduce thermal stress and ion migration from bonding layer
ROHM CO LTD0 citations51
US12255275B2Mar 18, 2025
Semiconductor light emitting device
ROHM CO LTD0 citations51
US10559723B2Feb 11, 2020
Optical device
ROHM CO LTD0 citations51
US10056357B2Aug 21, 2018
Semiconductor light emitting device
ROHM CO LTD0 citations51
US9537019B2Jan 3, 2017
Semiconductor device
ROHM CO LTD0 citations51
US9496473B2Nov 15, 2016
Semiconductor light emitting device
ROHM CO LTD0 citations51
US9276187B2Mar 1, 2016
Semiconductor light emitting device
ROHM CO LTD0 citations51
US7288793B2Oct 30, 2007
Semiconductor laser
ROHM CO LTD1 citations51
US10615101B2Apr 7, 2020
Electronic device
ROHM CO LTD0 citations47
US10763414B2Sep 1, 2020
Semiconductor light-emitting device
ROHM CO LTD0 citations44
US10319887B2Jun 11, 2019
Semiconductor light-emitting device and method for manufacturing the same
ROHM CO LTD0 citations42
US10211179B2Feb 19, 2019
Semiconductor device
ROHM CO LTD0 citations42