Topic leaderboard

A61Q

Specific use of cosmetics

Ranked by the PatentIndex Score — a 1–99 percentile within A61Q · public-visibility date · generated 2026

Rising· last 2 yrs

Inventors whose newest A61Q patents became public in the last 2 years — the current frontier

  1. 199Paul Albert Sagel69 patents · 1,933 citations
  2. 296Michael Prencipe170 patents · 3,607 citations
  3. 392James Sanogueira31 patents · 1,606 citations
  4. 488Richard Rox Anderson19 patents · 726 citations
  5. 583Mark Robert Sivik71 patents · 1,620 citations
  6. 679Paul Dennis Trokhan32 patents · 1,128 citations
  7. 775James Michael Wilmott13 patents · 819 citations
  8. 871William Michael Glandorf34 patents · 1,278 citations
  9. 967Gregory Charles Gordon36 patents · 800 citations
  10. 1063Robert Wayne Glenn, Jr.108 patents · 2,201 citations
  11. 1158Frederick J. Lang14 patents · 766 citations
  12. 1254Suman Chopra76 patents · 793 citations
  13. 1350Eric Charles Reynolds31 patents · 796 citations
  14. 1446Jayanth Rajaiah48 patents · 738 citations
  15. 1542Frank William Denome16 patents · 346 citations
  16. 1638Andreas Josef Dreher16 patents · 318 citations
  17. 1733Alyssandrea Hope Hamad-Ebrahimpour15 patents · 302 citations
  18. 1829Stephen Joseph Hodson13 patents · 289 citations
  19. 1925Brian Patrick Croll17 patents · 309 citations
  20. 2021Eric D. Pressly23 patents · 303 citations
  21. 2117Craig J. Hawker18 patents · 292 citations
  22. 2213John Gerhard Michael8 patents · 206 citations
  23. 238Arif Ali Baig50 patents · 633 citations
  24. 244David F. Woodward19 patents · 209 citations
  25. 251Curtis Cole26 patents · 676 citations

Active· last 5 yrs

Sustained A61Q output across the last 5 years

  1. 199Ruey J. Yu132 patents · 5,855 citations
  2. 296Paul Albert Sagel69 patents · 1,933 citations
  3. 392Dov Tamarkin74 patents · 4,471 citations
  4. 488Doron Friedman38 patents · 2,608 citations
  5. 583Dan E. Fischer42 patents · 3,897 citations
  6. 679Francesco Della Valle14 patents · 1,529 citations
  7. 775David Schuz41 patents · 1,377 citations
  8. 871Matthew T. Scholz19 patents · 1,090 citations
  9. 967Robert A. Asmus14 patents · 1,014 citations
  10. 1063Michael Prencipe170 patents · 3,607 citations
  11. 1158Steven D. Jensen21 patents · 1,449 citations
  12. 1254Karl Shiqing Wei52 patents · 1,751 citations
  13. 1350James Sanogueira31 patents · 1,606 citations
  14. 1446Jeffrey John Scheibel25 patents · 1,465 citations
  15. 1542Jean-Thierry Simonnet117 patents · 3,143 citations
  16. 1638Edward Dewey Smith, Iii84 patents · 2,551 citations
  17. 1733Richard Rox Anderson19 patents · 726 citations
  18. 1829Michael Lee Vatter20 patents · 1,179 citations
  19. 1925Stephen A. Madison24 patents · 1,038 citations
  20. 2021Mark Robert Sivik71 patents · 1,620 citations
  21. 2117Tal Berman17 patents · 830 citations
  22. 2213Nicholas V. Perricone51 patents · 1,833 citations
  23. 238Pierre F. Lebreton25 patents · 389 citations
  24. 244Paul Dennis Trokhan32 patents · 1,128 citations
  25. 251Thomas Elliot Rabe30 patents · 1,065 citations

All-time canon

Career PatentIndex Score in A61Q

  1. 199Donald Carroll Roe19 patents · 8,805 citations
  2. 296Alrick Vincent Warner9 patents · 4,219 citations
  3. 392Frank Heinrich Bakes6 patents · 3,799 citations
  4. 488Raymond Edward Bolich, Jr.47 patents · 6,069 citations
  5. 583Daniel Stedman Connor22 patents · 3,954 citations
  6. 679Thomas Anthony Cripe15 patents · 3,664 citations
  7. 775Phillip Kyle Vinson16 patents · 3,659 citations
  8. 871Bernard Jacquet47 patents · 5,385 citations
  9. 967Kenneth William Willman6 patents · 3,011 citations
  10. 1063Ruey J. Yu132 patents · 5,855 citations
  11. 1158Eugene J. Van Scott130 patents · 5,853 citations
  12. 1254Horst G. Zerbe7 patents · 1,483 citations
  13. 1350Anthony Serino6 patents · 1,376 citations
  14. 1446Jian-Hwa Guo6 patents · 1,376 citations
  15. 1542Gerard Lang168 patents · 6,672 citations
  16. 1638John J. Merianos36 patents · 3,911 citations
  17. 1733Harold A. Green17 patents · 2,646 citations
  18. 1829Alfonso N. Petrocci16 patents · 2,642 citations
  19. 1925Glen D. Russell7 patents · 3,127 citations
  20. 2021Jean F. Grollier187 patents · 9,833 citations
  21. 2117Claude Dubief125 patents · 5,681 citations
  22. 2213Claire Fiquet14 patents · 1,917 citations
  23. 238Robert S. Dirksing8 patents · 1,695 citations
  24. 244Chantal Fourcadier41 patents · 2,888 citations
  25. 251James Charles Theophile Roger Burckett-St. Laurent8 patents · 2,351 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth