Topic leaderboard

A63J

Theatres, circuses & conjuring appliances

Ranked by the PatentIndex Score — a 1–99 percentile within A63J · public-visibility date · generated 2026-07-19

Rising· last 2 yrs

Inventors whose newest A63J patents became public in the last 2 years — the current frontier

  1. 199Cecil D. Magpuri8 patents · 120 citations
  2. 296Ian O'Connell7 patents · 58 citations
  3. 392Chamli Tennakoon10 patents · 42 citations
  4. 488Amit Goenka8 patents · 36 citations
  5. 583Subhash Chandra8 patents · 36 citations
  6. 679Douglas Griffin11 patents · 27 citations
  7. 775John Duncan11 patents · 27 citations
  8. 871Kalon Ross Gutierrez11 patents · 27 citations
  9. 967Richard Schulze11 patents · 27 citations
  10. 1063Jang-Ho Jin5 patents · 9 citations
  11. 1158Myung-Jae Kim5 patents · 9 citations
  12. 1254Young-Jun Ryu5 patents · 9 citations
  13. 1350Timothy J. Eck6 patents · 10 citations
  14. 1446Akiva Meir Krauthamer9 patents · 9 citations
  15. 1542Aaron Chandler Jeromin5 patents · 2 citations
  16. 1638David Kenzo Hakuta3 patents · 6 citations
  17. 1733Ji Sun Choi4 patents · 3 citations
  18. 1829Haz Minor2 patents · 3 citations
  19. 1925David Consolo2 patents · 4 citations
  20. 2021Syed Saham Ali2 patents · 4 citations
  21. 2117Tyler Garland2 patents · 2 citations
  22. 2213Barbara Ciapala2 patents · 1 citations
  23. 238Tyler Ciapala-Hazlerig2 patents · 1 citations
  24. 244Bo Yoon Choi3 patents · 0 citations
  25. 251Howard Bruce Mall3 patents · 0 citations

Active· last 5 yrs

Sustained A63J output across the last 5 years

  1. 199Cecil D. Magpuri8 patents · 120 citations
  2. 296Donald A. Hoffend, Iii24 patents · 129 citations
  3. 392Ian O'Connell7 patents · 58 citations
  4. 488Justin Michael Schwartz10 patents · 59 citations
  5. 583Fernando Benjamin Fischmann7 patents · 51 citations
  6. 679Chamli Tennakoon10 patents · 42 citations
  7. 775Amit Goenka8 patents · 36 citations
  8. 871Subhash Chandra8 patents · 36 citations
  9. 967Alban Bassuet7 patents · 31 citations
  10. 1063Andrew Neill Woodger7 patents · 31 citations
  11. 1158Glenn Knickrehm7 patents · 31 citations
  12. 1254Quinn Smithwick6 patents · 58 citations
  13. 1350Douglas Griffin11 patents · 27 citations
  14. 1446John Duncan11 patents · 27 citations
  15. 1542Kalon Ross Gutierrez11 patents · 27 citations
  16. 1638Richard Schulze11 patents · 27 citations
  17. 1733Richard Neal Fleming4 patents · 38 citations
  18. 1829Jean-Francois Menard7 patents · 14 citations
  19. 1925Michael Lichter5 patents · 12 citations
  20. 2021Jang-Ho Jin5 patents · 9 citations
  21. 2117Myung-Jae Kim5 patents · 9 citations
  22. 2213Young-Jun Ryu5 patents · 9 citations
  23. 238David D. Shoop3 patents · 19 citations
  24. 244Dylan M. Wondra3 patents · 19 citations
  25. 251Edwin W. Bolz4 patents · 12 citations

All-time canon

Career PatentIndex Score in A63J

  1. 199Donald A. Hoffend, Jr.20 patents · 402 citations
  2. 296Gotz-Ulrich Wittek7 patents · 214 citations
  3. 392Cecil D. Magpuri8 patents · 120 citations
  4. 488Brad Engstrand5 patents · 132 citations
  5. 583Joseph Manne4 patents · 270 citations
  6. 679Su Ryeon Kang11 patents · 66 citations
  7. 775Donald A. Hoffend, Iii24 patents · 129 citations
  8. 871Richard S. Belliveau5 patents · 535 citations
  9. 967Vincent Leclerc9 patents · 57 citations
  10. 1063Stephen Weinreich4 patents · 186 citations
  11. 1158Ian O'Connell7 patents · 58 citations
  12. 1254Patrick Keroulas6 patents · 43 citations
  13. 1350Vincent De Belleval6 patents · 43 citations
  14. 1446Scott Fisher5 patents · 65 citations
  15. 1542Justin Michael Schwartz10 patents · 59 citations
  16. 1638Fernando Benjamin Fischmann7 patents · 51 citations
  17. 1733Clifford Allen Jennings7 patents · 71 citations
  18. 1829Chamli Tennakoon10 patents · 42 citations
  19. 1925Amit Goenka8 patents · 36 citations
  20. 2021Subhash Chandra8 patents · 36 citations
  21. 2117Alban Bassuet7 patents · 31 citations
  22. 2213Andrew Neill Woodger7 patents · 31 citations
  23. 238Glenn Knickrehm7 patents · 31 citations
  24. 244Rick A. Briggs2 patents · 353 citations
  25. 251Quinn Smithwick6 patents · 58 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth