Topic leaderboard

A47K

Sanitary equipment & toilet accessories

Ranked by the PatentIndex Score — a 1–99 percentile within A47K · public-visibility date · generated 2026-07-19

Rising· last 2 yrs

Inventors whose newest A47K patents became public in the last 2 years — the current frontier

  1. 199Heiner Ophardt160 patents · 4,871 citations
  2. 296Richard P. Lewis61 patents · 2,362 citations
  3. 392Cleary E. Mahaffey22 patents · 615 citations
  4. 488David A. Hoadley10 patents · 223 citations
  5. 583Andrew Jones61 patents · 751 citations
  6. 679Steven R. Olson8 patents · 160 citations
  7. 775Matthew J. Archer24 patents · 233 citations
  8. 871Katie Kristine Glass12 patents · 179 citations
  9. 967Thomas J. Daul8 patents · 125 citations
  10. 1063Angela Marie Leimbach9 patents · 117 citations
  11. 1158Gustav Andre Mellin10 patents · 103 citations
  12. 1254Mark Alan Burazin24 patents · 235 citations
  13. 1350Panagiotis Zosimadis14 patents · 170 citations
  14. 1446Nathan John Vogel17 patents · 157 citations
  15. 1542Kevin Joseph Vogt38 patents · 182 citations
  16. 1638Mark William Sachs25 patents · 167 citations
  17. 1733Frederick J. Lang6 patents · 163 citations
  18. 1829Kathryn Christian Kien14 patents · 116 citations
  19. 1925Jeffrey Dean Holz22 patents · 122 citations
  20. 2021Clayton C. Garrels18 patents · 81 citations
  21. 2117Peter W. Denzin13 patents · 74 citations
  22. 2213David L. Snodgrass7 patents · 146 citations
  23. 238Erin Ann Mccormick8 patents · 80 citations
  24. 244Adam Wade7 patents · 113 citations
  25. 251Mike Thomas Goulet16 patents · 126 citations

Active· last 5 yrs

Sustained A47K output across the last 5 years

  1. 199Adam T. Elliott29 patents · 1,715 citations
  2. 296Heiner Ophardt160 patents · 4,871 citations
  3. 392Richard P. Lewis61 patents · 2,362 citations
  4. 488Cleary E. Mahaffey22 patents · 615 citations
  5. 583Maurice Granger74 patents · 1,775 citations
  6. 679Chip W. Curtis20 patents · 290 citations
  7. 775Joseph S. Kanfer7 patents · 561 citations
  8. 871David A. Hoadley10 patents · 223 citations
  9. 967Andrew Jones61 patents · 751 citations
  10. 1063William T. Ball18 patents · 420 citations
  11. 1158Antonio M. Cittadino33 patents · 568 citations
  12. 1254Steven R. Olson8 patents · 160 citations
  13. 1350Mark E. Rosenkranz21 patents · 491 citations
  14. 1446Matthew J. Archer24 patents · 233 citations
  15. 1542Katie Kristine Glass12 patents · 179 citations
  16. 1638Thomas J. Daul8 patents · 125 citations
  17. 1733Filip Sedic10 patents · 120 citations
  18. 1829Angela Marie Leimbach9 patents · 117 citations
  19. 1925Gustav Andre Mellin10 patents · 103 citations
  20. 2021Zhenchun Shi25 patents · 275 citations
  21. 2117Hans Georg Hagleitner44 patents · 403 citations
  22. 2213Mark Alan Burazin24 patents · 235 citations
  23. 238Panagiotis Zosimadis14 patents · 170 citations
  24. 244David Wolbert9 patents · 144 citations
  25. 251John M. Loberger11 patents · 177 citations

All-time canon

Career PatentIndex Score in A47K

  1. 199Dennis J. Gallant11 patents · 1,348 citations
  2. 296Timothy D. Wildman10 patents · 1,331 citations
  3. 392Phill Hausman5 patents · 1,144 citations
  4. 488Jody Lynn Hoying14 patents · 1,550 citations
  5. 583Adam T. Elliott29 patents · 1,715 citations
  6. 679Heiner Ophardt160 patents · 4,871 citations
  7. 775Susan Nicole Lloyd12 patents · 1,238 citations
  8. 871Alain P. Cotnoir9 patents · 994 citations
  9. 967Dannie D. Byrd7 patents · 864 citations
  10. 1063Victor Mendelsberg7 patents · 864 citations
  11. 1158Andrew R. Morris13 patents · 1,073 citations
  12. 1254Douglas W. Johnson9 patents · 1,893 citations
  13. 1350Dale T. Gracyalny7 patents · 1,722 citations
  14. 1446Daniel C. Shaw5 patents · 966 citations
  15. 1542John Knittle10 patents · 676 citations
  16. 1638James H. Murphy6 patents · 662 citations
  17. 1733Thomas N. Kershaw7 patents · 1,605 citations
  18. 1829Robert P. Julius15 patents · 1,267 citations
  19. 1925Bruce T. Boone11 patents · 792 citations
  20. 2021Stewart Banks16 patents · 1,107 citations
  21. 2117James L. Copeland5 patents · 609 citations
  22. 2213Richard P. Lewis61 patents · 2,362 citations
  23. 238Joseph Mitchell21 patents · 1,185 citations
  24. 244Alan J. Pierquet10 patents · 678 citations
  25. 251Janica S. Behnke6 patents · 578 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth