CPC Subgroup
B43K 27/006 Full Title
Multiple-point writing implements, e.g. multicolour; Combinations of writing implements (B43K29/00 takes precedence; mechanisms for selecting, projecting, retracting or locking writing units B43K24/00; multiple writing devices with pantographic linkages B43L13/12)
Top Applicants
Top 10 applicants by patent filingsfor class B43, 2013–2023, worldwide · Source: EPO PATSTAT
- SOCIETE BIC FR 422
- MITSUBISHI PENCIL COMPANY JP 381
- PILOT CORPORATION JP 299
- MITSUBISHI PENCIL COMPANY 213
- PILOT CORPORATION 100
- WACOM COMPANY JP 89
- STAEDTLER MARS & COMPANY DE 87
- KOTOBUKI JP 82
- CRAYOLA US 78
- SANFORD US 73