Inventor

UMEKI TOSHIYA

JP3 patents

Patents

3 patents

US11004715B2May 11, 2021

Substrate supporting device

NGK SPARK PLUG CO0 citations55

US10879089B2Dec 29, 2020

Ceramic heater

NGK SPARK PLUG CO1 citations51

US11043401B2Jun 22, 2021

Ceramic member

NGK SPARK PLUG CO0 citations46