Inventor
YOSHIDA RYOHEI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIDA RYOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAKAI CHEMICAL INDUSTRY CO
4 patentsUS11446221B2Sep 20, 2022
Trivalent metal-doped hexagonal plate-shaped zinc oxide and method for producing same
SAKAI CHEMICAL INDUSTRY CO0 citations60
US11203530B2Dec 21, 2021
Method for producing hexagonal plate-shaped zinc oxide
SAKAI CHEMICAL INDUSTRY CO0 citations60
US10696563B2Jun 30, 2020
Hexagonal plate-shaped zinc oxide particles, method for production of the same, and cosmetic, filler, resin composition, infrared reflective material, and coating composition containing the same
SAKAI CHEMICAL INDUSTRY CO1 citations59
US11179303B2Nov 23, 2021
Granular composite containing keratin and hexagonal plate-like zinc oxide
SAKAI CHEMICAL INDUSTRY CO0 citations52