Inventor
JO MASAFUMI
JP5 patents
⚠️ This page may combine multiple inventors who share the name “JO MASAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RIKEN
3 patentsUS9153741B1Oct 6, 2015
Ultraviolet light-emitting diode and electric apparatus having the same
RIKEN13 citations80
US10340416B2Jul 2, 2019
Crystal substrate, ultraviolet light-emitting device, and manufacturing methods therefor
RIKEN2 citations71
US10593828B2Mar 17, 2020
Ultraviolet light-emitting diode and electric apparatus provided with the same
RIKEN0 citations39