Inventor
FUJIWARA YASUFUMI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “FUJIWARA YASUFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV OSAKA
6 patentsUS12364058B2Jul 15, 2025
Near-infrared light emitting semiconductor element and method for manufacturing same
UNIV OSAKA0 citations58
US12068432B2Aug 20, 2024
Display device and method of manufacturing same
UNIV OSAKA0 citations58
US9455376B2Sep 27, 2016
Substrate for nitride semiconductor device and production method thereof, and red light emitting semiconductor device and production method thereof
UNIV OSAKA2 citations58
US12074254B2Aug 27, 2024
Nitride semiconductor device and substrate thereof, method for forming rare earth element-added nitride layer, and red-light emitting device and method for manufacturing the same
UNIV OSAKA0 citations56
US11075322B2Jul 27, 2021
AlInN film, two-dimensional photonic crystal resonator, method for manufacturing these, and semiconductor light-emitting element
UNIV OSAKA0 citations55
US11133435B2Sep 28, 2021
Nitride semiconductor substrate, manufacturing method therefor, and semiconductor device
UNIV OSAKA1 citations50