Topic leaderboard

F16T

Steam traps & draining apparatus

Ranked by the PatentIndex Score — a 1–99 percentile within F16T · public-visibility date · generated 2026

Rising· last 2 yrs

Inventors whose newest F16T patents became public in the last 2 years — the current frontier

  1. 199Benton H. Calhoun4 patents · 7 citations
  2. 294David D. Wentzloff4 patents · 7 citations
  3. 389Nathan E. Roberts4 patents · 7 citations
  4. 483Jim Boley3 patents · 2 citations
  5. 578Kyle Craig3 patents · 2 citations
  6. 672Shadi Hawawini3 patents · 2 citations
  7. 767Brad Medford2 patents · 0 citations
  8. 861Gordon Judd2 patents · 0 citations
  9. 956FERNANDO KEETHAN DASNAVIS1 patents · 0 citations
  10. 1050MIRONOV OLEG1 patents · 0 citations
  11. 1144WIDMER JEAN-MARC1 patents · 0 citations
  12. 1239ZINOVIK IHAR NIKOLAEVICH1 patents · 0 citations
  13. 1333Andrew Helgeland1 patents · 0 citations
  14. 1428David Gustavo Lagarejo Lloreda1 patents · 0 citations
  15. 1522David Vagasky1 patents · 0 citations
  16. 1617Douglas Fischer1 patents · 0 citations
  17. 1711Javier Eduardo Hincapié Lenis1 patents · 0 citations
  18. 186James Kildew1 patents · 0 citations
  19. 191Stefano Folio1 patents · 0 citations

Active· last 5 yrs

Sustained F16T output across the last 5 years

  1. 199Michael H. Gaines8 patents · 68 citations
  2. 296Tadashi Oike14 patents · 80 citations
  3. 392William Horton6 patents · 47 citations
  4. 488Nicholas H. Des Champs6 patents · 40 citations
  5. 583Constantine N. Stavropoulos3 patents · 80 citations
  6. 679Benton H. Calhoun4 patents · 7 citations
  7. 775David D. Wentzloff4 patents · 7 citations
  8. 871Nathan E. Roberts4 patents · 7 citations
  9. 967Sam Mawby3 patents · 14 citations
  10. 1063Ihar Nikolaevich Zinovik3 patents · 6 citations
  11. 1158Jean-Marc Widmer3 patents · 6 citations
  12. 1254Keethan Dasnavis Fernando3 patents · 6 citations
  13. 1350Oleg Mironov3 patents · 6 citations
  14. 1446Tsutomu Katsura3 patents · 10 citations
  15. 1542Thomas Jack Secord3 patents · 6 citations
  16. 1638Glenn T. Leggett2 patents · 6 citations
  17. 1733Kurt Armstrong2 patents · 6 citations
  18. 1829Robert E. Carter2 patents · 6 citations
  19. 1925Shane Russell2 patents · 6 citations
  20. 2021Jim Boley3 patents · 2 citations
  21. 2117Kyle Craig3 patents · 2 citations
  22. 2213Shadi Hawawini3 patents · 2 citations
  23. 238Alan Craig Reynolds2 patents · 4 citations
  24. 244James Charles Juranitch2 patents · 4 citations
  25. 251Raymond Clifford Skinner2 patents · 4 citations

All-time canon

Career PatentIndex Score in F16T

  1. 199Hideaki Yumoto18 patents · 337 citations
  2. 296Michael P. Hellman6 patents · 139 citations
  3. 392Ernie W. Cummings5 patents · 115 citations
  4. 488Michael H. Gaines8 patents · 68 citations
  5. 583Rex Cheskaty5 patents · 62 citations
  6. 679Ronald D. Schlesch5 patents · 97 citations
  7. 775Yoshiyasu Fujiwara12 patents · 177 citations
  8. 871Masao Yonemura4 patents · 218 citations
  9. 967Werner Foller18 patents · 150 citations
  10. 1063Tadashi Oike14 patents · 80 citations
  11. 1158John Nguyen5 patents · 44 citations
  12. 1254William Horton6 patents · 47 citations
  13. 1350Holm Klann6 patents · 62 citations
  14. 1446Berthold Koch4 patents · 80 citations
  15. 1542Nicholas H. Des Champs6 patents · 40 citations
  16. 1638Charles M. Reynolds4 patents · 60 citations
  17. 1733Takeshi Yokoyama4 patents · 78 citations
  18. 1829Katsuji Fujiwara5 patents · 41 citations
  19. 1925Keith Farquhar5 patents · 87 citations
  20. 2021Armand Francart, Jr.4 patents · 101 citations
  21. 2117Lawrence J. Grubka3 patents · 41 citations
  22. 2213Nick Valk3 patents · 70 citations
  23. 238Steven Smith3 patents · 51 citations
  24. 244Constantine N. Stavropoulos3 patents · 80 citations
  25. 251Bernard J. Radle, Jr.3 patents · 68 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth