Inventor
OKADA TETSURO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “OKADA TETSURO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINETSU CHEMICAL CO
14 patentsUS12162762B2Dec 10, 2024
Polycrystalline silicon rod
SHINETSU CHEMICAL CO0 citations61
US11673809B2Jun 13, 2023
Apparatus for manufacturing polysilicon rod
SHINETSU CHEMICAL CO1 citations61
US11565939B2Jan 31, 2023
Silicon core wire
SHINETSU CHEMICAL CO0 citations61
US11505862B2Nov 22, 2022
Method for preventing contamination of base plate
SHINETSU CHEMICAL CO0 citations61
US11345603B2May 31, 2022
Polycrystalline silicon bar, polycrystalline silicon rod, and manufacturing method thereof
SHINETSU CHEMICAL CO0 citations61
US11242620B2Feb 8, 2022
Polycrystalline silicon rod and method for producing polycrystalline silicon rod
SHINETSU CHEMICAL CO0 citations61
US10870581B2Dec 22, 2020
Reaction furnace for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, method for producing polycrystalline silicon, and polycrystalline silicon rod or polycrystalline silicon ingot
SHINETSU CHEMICAL CO0 citations51
US10858258B2Dec 8, 2020
Reaction furnace for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, method for producing polycrystalline silicon, and polycrystalline silicon rod or polycrystalline silicon ingot
SHINETSU CHEMICAL CO0 citations51
US12312691B2May 27, 2025
Method of manufacturing polycrystalline silicon rod
SHINETSU CHEMICAL CO0 citations50
US11519069B2Dec 6, 2022
Polycrystalline silicon manufacturing apparatus
SHINETSU CHEMICAL CO0 citations50
US11326257B2May 10, 2022
Polycrystalline silicon manufacturing apparatus
SHINETSU CHEMICAL CO0 citations50
US10865498B2Dec 15, 2020
Polycrystalline silicon rod, method for producing polycrystalline silicon rod, and single-crystalline silicon
SHINETSU CHEMICAL CO0 citations50
US10760180B2Sep 1, 2020
Polycrystalline silicon ingot, polycrystalline silicon bar, and method for producing single crystal silicon
SHINETSU CHEMICAL CO0 citations50
US9394606B2Jul 19, 2016
Production method for polycrystalline silicon, and reactor for polycrystalline silicon production
SHINETSU CHEMICAL CO0 citations40