Inventor

UMETSU YASUHIRO

JP2 patents

⚠️ This page may combine multiple inventors who share the name “UMETSU YASUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOSHINO KATSUTOSHI

1 patent

US8991214B2Mar 31, 2015

Method of refurbishing a quartz glass component

HOSHINO KATSUTOSHI463 citations92

TECHNO QUARTZ INC

1 patent

US10572860B2Feb 25, 2020

Product provided with management information

TECHNO QUARTZ INC0 citations39