Inventor · Niigata, JP

Tetsuro Okada

15Patents
0h-index
6Co-inventors
33Inventor score

Filing activity: Nov 29, 2012 → Oct 15, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US11242620B2 Polycrystalline silicon rod and method for producing polycrystalline silicon rod Chemistry; Metallurgy 0 Active
US12312691B2 Method of manufacturing polycrystalline silicon rod Chemistry; Metallurgy 0 Active
US11673809B2 Apparatus for manufacturing polysilicon rod Emerging Cross-Sectional Technologies 0 Active
US11326257B2 Polycrystalline silicon manufacturing apparatus Performing Operations; Transporting 0 Active
US10858258B2 Reaction furnace for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, method for producing polycrystalline silicon, and polycrystalline silicon rod or polycrystalline silicon ingot Performing Operations; Transporting 0 Active
US9394606B2 Production method for polycrystalline silicon, and reactor for polycrystalline silicon production Chemistry; Metallurgy 0 Active
US11639293B2 Apparatus for manufacturing polysilicon rod General 0 Revoked
US11565939B2 Silicon core wire Emerging Cross-Sectional Technologies 0 Active
US11345603B2 Polycrystalline silicon bar, polycrystalline silicon rod, and manufacturing method thereof Chemistry; Metallurgy 0 Active
US12162762B2 Polycrystalline silicon rod Chemistry; Metallurgy 0 Active
US10760180B2 Polycrystalline silicon ingot, polycrystalline silicon bar, and method for producing single crystal silicon Chemistry; Metallurgy 0 Active
US10870581B2 Reaction furnace for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, method for producing polycrystalline silicon, and polycrystalline silicon rod or polycrystalline silicon ingot Performing Operations; Transporting 0 Active
US11505862B2 Method for preventing contamination of base plate Emerging Cross-Sectional Technologies 0 Active
US10865498B2 Polycrystalline silicon rod, method for producing polycrystalline silicon rod, and single-crystalline silicon Chemistry; Metallurgy 0 Active
US11519069B2 Polycrystalline silicon manufacturing apparatus Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.