Steam-driven locomotives; Engines therefor

Full Title

Model railways (propulsion by special interaction between vehicle and track A63H18/00) > Locomotives; Motor coaches > Steam-driven locomotives; Engines therefor

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A63H 19/08 Boilers for locomotives

Top Applicants

Top 10 applicants by patent filingsfor class A63, 2013–2023, worldwide · Source: EPO PATSTAT

NETEASE 4,324
TENCENT TECHNOLOGY (SHENZHEN) COMPANY 3,255
SONY INTERACTIVE ENTERTAINMENT JP 2,643
TENCENT TECHNOLOGY (SHENZHEN) COMPANY CN 2,353
UNIVERSAL CITY STUDIOS US 2,005
KARSTEN MANUFACTURING CORPORATION US 1,883
ACUSHNET COMPANY US 1,495
MICROSOFT TECHNOLOGY LICENSING US 1,272
NINTENDO COMPANY JP 1,260
SONY CORPORATION JP 1,169