Inventor

NETSU SHIGEYOSHI

JP44 patents

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

NETSU SHIGEYOSHI

SHINETSU CHEMICAL CO

Method for producing polycrystalline silicon rod, polycrystalline silicon rod, and polycrystalline silicon mass

Method for evaluating degree of crystalline orientation of polycrystalline silicon, method for selecting polycrystalline silicon rod, polycrystalline silicon rod, polycrystalline silicon ingot, and method for manufacturing monocrystalline silicon

Hydrogen gas recovery system and hydrogen gas separation and recovery method

Method for producing polycrystalline silicon

Process for producing polycrystalline silicon mass

Polycrystalline silicon rod, processing method for polycrystalline silicon rod, method for evaluating polycrystalline silicon rod, and method for producing FZ single crystal silicon

Polycrystalline silicon rod

Polycrystalline silicon rod and method for producing polycrystalline silicon rod

Resin material, vinyl bag, polycrystalline silicon rod, polycrystalline silicon mass

Polycrystalline silicon rod and method for producing single crystal silicon

Reaction furnace for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, method for producing polycrystalline silicon, and polycrystalline silicon rod or polycrystalline silicon ingot

Reactor for polycrystalline silicon production and method for producing polycrystalline silicon

Reaction furnace for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, method for producing polycrystalline silicon, and polycrystalline silicon rod or polycrystalline silicon ingot

Polycrystalline silicon rod, processing method for polycrystalline silicon rod, method for evaluating polycrystalline silicon rod, and method for producing FZ single crystal silicon

System for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, and process for producing polycrystalline silicon

Polycrystalline silicon rod, production method therefor, and FZ silicon single crystal

Polycrystalline silicon, FZ single crystal silicon, and method for producing the same

Polycrystalline silicon manufacturing apparatus and polycrystalline silicon manufacturing method

Method for evaluating degree of crystal orientation in polycrystalline silicon, selection method for polycrystalline silicon rods, and production method for single crystal silicon

Polycrystalline silicon rod, method for producing polycrystalline silicon rod, and single-crystalline silicon

Polycrystalline silicon ingot, polycrystalline silicon bar, and method for producing single crystal silicon

Trichlorosilane purification system and method for producing polycrystalline silicon

Method for supplying source gas for producing polycrystalline silicon and polycrystalline silicon

Production method for polycrystalline silicon, and reactor for polycrystalline silicon production

Purification system of trichlorosilane and silicon crystal

SHINETSU HANDOTAI KK

Apparatus for cleaning silicon wafer

Wafer manufacturing method, polishing apparatus, and wafer

Elastic foamed sheet and wafer-polishing jig using the sheet

Elastic foamed sheet and wafer-polishing jig using the sheet

Silicon wafer etching method and silicon wafer etchant

Semiconductor wafer and device for semiconductor device manufacturing process

Method for manufacturing semiconductor wafer, method for receiving order for manufacture of semiconductor wafer, and system for receiving order for manufacture of semiconductor wafer

NETSU SHIGEYOSHI

Reactor for producing polycrystalline silicon, system for producing polycrystalline silicon, and process for producing polycrystalline silicon

System for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, and process for producing polycrystalline silicon

Polycrystalline silicon rod and method for manufacturing polycrystalline silicon rod

Core wire holder for producing polycrystalline silicon and method for producing polycrystalline silicon

Carbon electrode with slidable contact surfaces and apparatus for manufacturing polycrystalline silicon rod

PRE TECH CO LTD

Apparatus and method for cleaning semiconductor wafers

Cleaning apparatus and a cleaning method

Apparatus and method for cleaning semiconductor wafers

KUROSAWA YASUSHI

Apparatus for producing polycrystalline silicon and method for producing polycrystalline silicon

Method for cleaning bell jar, method for producing polycrystalline silicon, and apparatus for drying bell jar

MIYAO SHUICHI

Method for selecting polycrystalline silicon rod, and method for producing single crystalline silicon

MIZUNO MICHIHIRO

Method of manufacturing polycrystalline silicon rod