CPC Main Group Additional Only
E02D 2300/00 Materials
17 direct subcodes
Child Classifications
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- E02D 2300/0001 Rubbers
- E02D 2300/0004 Synthetics
- E02D 2300/0026 Metals
- E02D 2300/0037 Clays
- E02D 2300/0045 Composites
- E02D 2300/0046 Foams
- E02D 2300/0051 Including fibers
- E02D 2300/007 Resins including glasfibers
- E02D 2300/0071 Wood
- E02D 2300/0073 Explosives
- E02D 2300/0075 Textiles
- E02D 2300/0079 Granulates
- E02D 2300/0081 Ceramics
- E02D 2300/0082 Cellulose
- E02D 2300/0084 Geogrids
- E02D 2300/0085 Geotextiles
- E02D 2300/0098 Bitumen
Top Applicants
Top 10 applicants by patent filingsfor class E02, 2013–2023, worldwide · Source: EPO PATSTAT
- KOMATSU JP 3,939
- CATERPILLAR US 3,490
- HITACHI CONSTRUCTION MACHINERY COMPANY JP 2,553
- KOMATSU 1,789
- JOHN DEERE US 1,277
- HITACHI CONSTRUCTION MACHINERY COMPANY 1,102
- KOBELCO CONSTRUCTION MACHINERY COMPANY JP 1,014
- HOHAI UNIVERSITY 975
- CHINA MCC17 GROUP COMPANY 810
- VOLVO CONSTRUCTION EQUIPMENT SE 787