Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
B07C 5/128

Full Title

Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches (sorting by hand only B07C7/00; separating solids from solids by sieving, screening, or sifting or by using gas currents or other separating by dry methods applicable to bulk material B07B) > Sorting according to size > characterised by the application to particular articles, not otherwise provided for (; sorting eggs A01K43/00 )

Top Applicants

Top Applicants (IPC)

Class B07,2013–2023, worldwide · Source: EPO PATSTAT

  1. ANHUI JIEXUN OPTOELECTRONIC TECHNOLOGY COMPANY 444
  2. HENAN WINNER VIBRATING EQUIPMENT COMPANY 386
  3. DERRICK CORPORATION US 370
  4. SOLYSTIC FR 359
  5. XINXIANG ZHEN YING MACHINERY EQUIPMENT COMPANY 347
  6. ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 288
  7. CHINA UNIVERSITY OF MINING AND TECHNOLOGY 269
  8. CHINA TOBACCO HENAN INDUSTRIAL 230
  9. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 230
  10. XINXIANG GAOFU MACHINERY COMPANY 229

Top Applicants (CPC)

Class B07,2013–2023, worldwide · Source: EPO PATSTAT

  1. DERRICK CORPORATION US 427
  2. SOLYSTIC FR 370
  3. M-I SWACO US 223
  4. SATAKE CORPORATION JP 190
  5. ANHUI JIEXUN OPTOELECTRONIC TECHNOLOGY COMPANY 186
  6. SIEMENS DE 175
  7. UNITED STATES POSTAL SERVICE US 158
  8. ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 156
  9. UNITEC IT 150
  10. XINXIANG ZHEN YING MACHINERY EQUIPMENT COMPANY 149