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CPC Subgroup Additional Only
B81B 2207/03

Electronic circuits for micromechanical devices which are not application specific, e.g. for controlling, power supplying, testing, protecting

Full Title

Microstructural systems or auxiliary parts thereof > Electronic circuits for micromechanical devices which are not application specific, e.g. for controlling, power supplying, testing, protecting

Top Applicants

Top 10 applicants by patent filingsfor class B81, 2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 1,976
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 788
  3. INFINEON TECHNOLOGIES DE 759
  4. CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 555
  5. STMICROELECTRONICS IT 526
  6. INVENSENSE US 430
  7. MURATA MANUFACTURING COMPANY JP 418
  8. SEIKO EPSON CORPORATION 338
  9. CHINESE ACADEMY OF SCIENCES 338
  10. FRAUNHOFER DE 297