Inventor

HOSHIKAWA KEIGO

JP11 patents

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

FUJIKOSHI MACHINERY CORP

4 patents

US11674238B2Jun 13, 2023

Crucible for growing metal oxide single crystal

FUJIKOSHI MACHINERY CORP1 citations61

US10280530B2May 7, 2019

Apparatus for producing a single crystal of a metal oxide comprising a Pt-Rh alloy heater coated with zirconia

FUJIKOSHI MACHINERY CORP0 citations49

US11674239B2Jun 13, 2023

Gallium oxide crystal manufacturing device

FUJIKOSHI MACHINERY CORP0 citations48

US11795568B2Oct 24, 2023

Production apparatus for gallium oxide crystal capable of preventing harmful substances formed in furnace from being diffused to surroundings of furnace

FUJIKOSHI MACHINERY CORP0 citations47

CHICHIBU CEMENT KK

2 patents

US5431124AJul 11, 1995

Rutile single crystals and their growth processes

CHICHIBU CEMENT KK8 citations73

US5458083AOct 17, 1995

Growth method for a rod form of single oxide crystal

CHICHIBU CEMENT KK5 citations62

UNIV SHINSHU

2 patents

US10570528B2Feb 25, 2020

Apparatus and method for producing gallium oxide crystal

UNIV SHINSHU4 citations68

US12258674B2Mar 25, 2025

Production apparatus for metal oxide single crystal and production method for metal oxide single crystal

UNIV SHINSHU0 citations48

SUMITOMO ELECTRIC INDUSTRIES

1 patent

US4863554ASep 5, 1989

Process for pulling a single crystal

SUMITOMO ELECTRIC INDUSTRIES17 citations72

KYOCERA CORP

1 patent

US11248311B2Feb 15, 2022

Sapphire ribbon and apparatus for manufacturing single crystal ribbons

KYOCERA CORP0 citations55

PRESIDENT OF SHINSHU UNIVERSIT

1 patent

US6451108B2Sep 17, 2002

Method for manufacturing dislocation-free silicon single crystal

PRESIDENT OF SHINSHU UNIVERSIT0 citations39