CPC Main Group Additional Only
B32B 2310/00 Treatment by energy or chemical effects
7 direct subcodes
Child Classifications
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- B32B 2310/021 using electrical effects (B32B2310/08 and B32B2310/12 take precedence)
- B32B 2310/027 using friction
- B32B 2310/028 using vibration, e.g. sonic or ultrasonic
- B32B 2310/04 using liquids, gas or steam
- B32B 2310/08 by wave energy or particle radiation
- B32B 2310/12 using dielectric properties
- B32B 2310/14 Corona, ionisation, electrical discharge, plasma treatment
Top Applicants
Top 10 applicants by patent filingsfor class B32, 2013–2023, worldwide · Source: EPO PATSTAT
- NITTO DENKO CORPORATION JP 5,666
- SAINT-GOBAIN GLASS FR 4,491
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 3,703
- DOW GLOBAL TECHNOLOGIES US 3,403
- NITTO DENKO CORPORATION 3,009
- FUJIFILM JP 2,629
- CORNING US 2,623
- LG CHEM KR 2,576
- SEKISUI CHEMICAL COMPANY JP 2,482
- TORAY INDUSTRIES JP 2,189