Topic leaderboard

F21V

Functional features of lighting devices

Ranked by the PatentIndex Score — a 1–99 percentile within F21V · public-visibility date · generated 2026

Rising· last 2 yrs

Inventors whose newest F21V patents became public in the last 2 years — the current frontier

  1. 199Ha Tran24 patents · 505 citations
  2. 296Alin Fecioru12 patents · 798 citations
  3. 392Carl Prevatte12 patents · 798 citations
  4. 488David Gomez12 patents · 798 citations
  5. 583David Kneeburg12 patents · 798 citations
  6. 679Salvatore Bonafede12 patents · 798 citations
  7. 775Raymond L. Sharrah86 patents · 2,677 citations
  8. 871Louis Lerman82 patents · 881 citations
  9. 967Wilson Dau59 patents · 793 citations
  10. 1063Michael D. Danesh42 patents · 1,767 citations
  11. 1158Robert V. Steele37 patents · 632 citations
  12. 1254George Lerman36 patents · 563 citations
  13. 1350Jacqueline Teng36 patents · 563 citations
  14. 1446Richard S. Belliveau49 patents · 1,229 citations
  15. 1542Terence Yeo36 patents · 832 citations
  16. 1638Tomas Mollnow9 patents · 923 citations
  17. 1733Aiming Xiong146 patents · 1,059 citations
  18. 1829Frederick N. Bushroe10 patents · 458 citations
  19. 1925David E. Doubek17 patents · 720 citations
  20. 2021Ellis Yan12 patents · 894 citations
  21. 2117Srinath K. Aanegola16 patents · 495 citations
  22. 2213Richard E. Feinbloom38 patents · 679 citations
  23. 238Bruce Quaal24 patents · 667 citations
  24. 244Voravit Puvanakijjakorn28 patents · 276 citations
  25. 251Brandon S. Mundell11 patents · 466 citations

Active· last 5 yrs

Sustained F21V output across the last 5 years

  1. 199Robert M. Ezell24 patents · 1,245 citations
  2. 296John Ivey81 patents · 3,872 citations
  3. 392Ha Tran24 patents · 505 citations
  4. 488Alin Fecioru12 patents · 798 citations
  5. 583Carl Prevatte12 patents · 798 citations
  6. 679David Gomez12 patents · 798 citations
  7. 775David Kneeburg12 patents · 798 citations
  8. 871Salvatore Bonafede12 patents · 798 citations
  9. 967Raymond L. Sharrah86 patents · 2,677 citations
  10. 1063Anthony Maglica124 patents · 5,043 citations
  11. 1158Michael V. Recker18 patents · 915 citations
  12. 1254Tseng-Lu Chien163 patents · 2,596 citations
  13. 1350Scott D. Johnston12 patents · 1,099 citations
  14. 1446Steve T. Kondo12 patents · 1,099 citations
  15. 1542George R. Hulse25 patents · 1,414 citations
  16. 1638Louis Lerman82 patents · 881 citations
  17. 1733Wilson Dau59 patents · 793 citations
  18. 1829Neal R. Verfuerth39 patents · 1,626 citations
  19. 1925Michael D. Danesh42 patents · 1,767 citations
  20. 2021Robert V. Steele37 patents · 632 citations
  21. 2117George Lerman36 patents · 563 citations
  22. 2213Jacqueline Teng36 patents · 563 citations
  23. 238Ken Czech19 patents · 834 citations
  24. 244Richard S. Belliveau49 patents · 1,229 citations
  25. 251Robert D. Galli55 patents · 1,645 citations

All-time canon

Career PatentIndex Score in F21V

  1. 199George G. Mueller31 patents · 19,253 citations
  2. 296John K. Roberts18 patents · 5,305 citations
  3. 392Jean C. Raymond21 patents · 1,315 citations
  4. 488Jos Timmermans21 patents · 1,315 citations
  5. 583Joseph S. Stam8 patents · 2,363 citations
  6. 679Frederick T. Bauer7 patents · 2,179 citations
  7. 775Robert M. Ezell24 patents · 1,245 citations
  8. 871Robert M. Emmons12 patents · 1,575 citations
  9. 967Edward D. Kingsley10 patents · 1,464 citations
  10. 1063John Ivey81 patents · 3,872 citations
  11. 1158Brian Roberge11 patents · 2,257 citations
  12. 1254Stephen J. Mcphilliamy10 patents · 1,112 citations
  13. 1350Simon H. A. Begemann6 patents · 2,100 citations
  14. 1446Michael D. Pashley9 patents · 2,344 citations
  15. 1542Thomas Marshall9 patents · 2,344 citations
  16. 1638Timothy A. Mccollum40 patents · 1,249 citations
  17. 1733M. Glenn Horner10 patents · 1,216 citations
  18. 1829Sanford Cobb, Jr.11 patents · 1,954 citations
  19. 1925Ha Tran24 patents · 505 citations
  20. 2021Gilbert P. Hyatt58 patents · 4,518 citations
  21. 2117Lois Bauer5 patents · 1,246 citations
  22. 2213Alin Fecioru12 patents · 798 citations
  23. 238Carl Prevatte12 patents · 798 citations
  24. 244David Gomez12 patents · 798 citations
  25. 251David Kneeburg12 patents · 798 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth