P
PatentIndex
Search
Landscape
Sign in
Inventor
NEGISHI KAZUNO
JP
2 patents
Patents
2 patents
US10133092B2
Nov 20, 2018
Myopia prevention device
TSUBOTA LAB INC
42 citations
89
US10823982B2
Nov 3, 2020
Myopia treatment device
TSUBOTA LAB INC
0 citations
47