Inorganic compounds or compositions

Full Title

Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape > Inorganic compounds or compositions

9 direct subcodes

Child Classifications

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C30B 29/12 Halides
C30B 29/14 Phosphates
C30B 29/16 Oxides
C30B 29/34 Silicates
C30B 29/36 Carbides
C30B 29/38 Nitrides
C30B 29/40 AIIIBV compounds
C30B 29/46 Sulfur-, selenium- or tellurium-containing compounds
C30B 29/52 Alloys

Top Applicants

Top 10 applicants by patent filingsfor class C30, 2013–2023, worldwide · Source: EPO PATSTAT

CHINESE ACADEMY OF SCIENCES 1,052
SUMCO CORPORATION JP 881
APPLIED MATERIALS US 871
SUMITOMO ELECTRIC INDUSTRIES JP 682
SHIN ETSU HANDOTAI COMPANY JP 649
SHIN-ETSU CHEMICAL COMPANY JP 506
SUMCO CORPORATION 500
SILTRONIC DE 491
GLOBALWAFERS COMPANY TW 458
NGK INSULATORS JP 379