Topic leaderboard

A63J

Theatres, circuses & conjuring appliances

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

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. 1158Ji Hun Park5 patents · 9 citations
  12. 1254Myung-Jae Kim5 patents · 9 citations
  13. 1350Young-Jun Ryu5 patents · 9 citations
  14. 1446Robert Anderson6 patents · 10 citations
  15. 1542Timothy J. Eck6 patents · 10 citations
  16. 1638Akiva Meir Krauthamer9 patents · 9 citations
  17. 1733Jung Min Choi7 patents · 7 citations
  18. 1829Ming-Cheng Chang5 patents · 7 citations
  19. 1925Aaron Chandler Jeromin5 patents · 2 citations
  20. 2021David Kenzo Hakuta3 patents · 6 citations
  21. 2117Ji Sun Choi4 patents · 3 citations
  22. 2213Haz Minor2 patents · 3 citations
  23. 238David Consolo2 patents · 4 citations
  24. 244Syed Saham Ali2 patents · 4 citations
  25. 251Tyler Garland2 patents · 2 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. 679Steven C. Blum14 patents · 57 citations
  7. 775Chamli Tennakoon10 patents · 42 citations
  8. 871Amit Goenka8 patents · 36 citations
  9. 967Subhash Chandra8 patents · 36 citations
  10. 1063Alban Bassuet7 patents · 31 citations
  11. 1158Andrew Neill Woodger7 patents · 31 citations
  12. 1254Glenn Knickrehm7 patents · 31 citations
  13. 1350Quinn Smithwick6 patents · 58 citations
  14. 1446Douglas Griffin11 patents · 27 citations
  15. 1542John Duncan11 patents · 27 citations
  16. 1638Kalon Ross Gutierrez11 patents · 27 citations
  17. 1733Richard Schulze11 patents · 27 citations
  18. 1829Philippe Roy4 patents · 68 citations
  19. 1925David A. Jackson5 patents · 31 citations
  20. 2021Douglas Trumbull3 patents · 138 citations
  21. 2117Richard Neal Fleming4 patents · 38 citations
  22. 2213Jean-Francois Menard7 patents · 14 citations
  23. 238Michael Lichter5 patents · 12 citations
  24. 244Jang-Ho Jin5 patents · 9 citations
  25. 251Ji Hun Park5 patents · 9 citations

All-time canon

Career PatentIndex Score in A63J

  1. 199Denise Chapman Weston66 patents · 6,220 citations
  2. 296Jonathan A. Barney56 patents · 5,287 citations
  3. 392Donald A. Hoffend, Jr.20 patents · 402 citations
  4. 488Gotz-Ulrich Wittek7 patents · 214 citations
  5. 583Cecil D. Magpuri8 patents · 120 citations
  6. 679Brad Engstrand5 patents · 132 citations
  7. 775Joseph Manne4 patents · 270 citations
  8. 871Hwan Chul Kim11 patents · 66 citations
  9. 967Su Ryeon Kang11 patents · 66 citations
  10. 1063Donald A. Hoffend, Iii24 patents · 129 citations
  11. 1158Richard S. Belliveau5 patents · 535 citations
  12. 1254Vincent Leclerc9 patents · 57 citations
  13. 1350Stephen Weinreich4 patents · 186 citations
  14. 1446Ian O'Connell7 patents · 58 citations
  15. 1542Patrick Keroulas6 patents · 43 citations
  16. 1638Vincent De Belleval6 patents · 43 citations
  17. 1733Scott Fisher5 patents · 65 citations
  18. 1829Justin Michael Schwartz10 patents · 59 citations
  19. 1925Fernando Benjamin Fischmann7 patents · 51 citations
  20. 2021Steven C. Blum14 patents · 57 citations
  21. 2117Clifford Allen Jennings7 patents · 71 citations
  22. 2213Chamli Tennakoon10 patents · 42 citations
  23. 238Amit Goenka8 patents · 36 citations
  24. 244Subhash Chandra8 patents · 36 citations
  25. 251Alban Bassuet7 patents · 31 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth