CPC Subgroup Additional Only
B81B 2203/03 Static structures
Full Title
Basic microelectromechanical structures > Static structures
6 direct subcodes
Child Classifications
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- B81B 2203/0307 Anchors
- B81B 2203/0315 Cavities
- B81B 2203/0323 Grooves
- B81B 2203/0353 Holes
- B81B 2203/0361 Tips, pillars
- B81B 2203/0369 characterized by their profile
Top Applicants
Top 10 applicants by patent filingsfor class B81, 2013–2023, worldwide · Source: EPO PATSTAT
- ROBERT BOSCH DE 1,976
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 788
- INFINEON TECHNOLOGIES DE 759
- CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 555
- STMICROELECTRONICS IT 526
- INVENSENSE US 430
- MURATA MANUFACTURING COMPANY JP 418
- SEIKO EPSON CORPORATION 338
- CHINESE ACADEMY OF SCIENCES 338
- FRAUNHOFER DE 297