B33 ADDITIVE MANUFACTURING TECHNOLOGY
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- ADDITIVE MANUFACTURING TECHNOLOGY
Description
B33 covers processes and machines for manufacturing objects by successive addition of material layers, including 3D printing, rapid prototyping, and related technologies. This class encompasses various additive manufacturing methods such as stereolithography, selective laser sintering, fused deposition modeling, and inkjet-based printing systems, along with the apparatus, materials handling, and post-processing techniques employed in these processes. It addresses both the equipment design and operational methods for building three-dimensional structures from digital models, as well as specialized materials and processing parameters specific to additive manufacturing applications.
1 direct subcode
Child Classifications
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- B33Y ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
Top Applicants
Top 10 applicants by patent filings, 2013–2023, worldwide · Source: EPO PATSTAT
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 3,558
- GE (GENERAL ELECTRIC COMPANY) US 1,721
- SEIKO EPSON CORPORATION 810
- XEROX CORPORATION US 787
- CHINESE ACADEMY OF SCIENCES 746
- SIEMENS DE 679
- RICOH COMPANY 624
- XIAN JIAOTONG UNIVERSITY 563
- HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY 550
- SOUTH CHINA UNIVERSITY OF TECHNOLOGY 522