CPC Subgroup Additional Only
E03D 2001/147 Full Title
Water flushing devices with cisterns > High-level flushing systems > Cisterns discharging variable quantities of water (twin or multiple flushing cisterns E03D1/22; flushing devices operated by pressure of the water supply system and discharging variable quantities of water E03D3/12 )
1 direct subcode
Child Classifications
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Top Applicants
Top 10 applicants by patent filingsfor class E03, 2013–2023, worldwide · Source: EPO PATSTAT
- NEOPERL DE 934
- GROHE DE 870
- TOTO 646
- GEBERIT INTERNATIONAL CH 629
- KOHLER COMPANY US 621
- TOTO JP 590
- LIXIL CORPORATION JP 429
- AS AMERICA US 324
- HANSGROHE SE DE 314
- LIXIL CORPORATION 307