Topic leaderboard

D21H

Pulp compositions & paper treatment

Ranked by the PatentIndex Score — a 1–99 percentile within D21H · public-visibility date · generated 2026

Rising· last 2 yrs

Inventors whose newest D21H patents became public in the last 2 years — the current frontier

  1. 199Paul Dennis Trokhan131 patents · 13,702 citations
  2. 296Alrick Vincent Warner14 patents · 4,224 citations
  3. 392Mark Alan Burazin60 patents · 4,321 citations
  4. 488John Allen Manifold104 patents · 2,140 citations
  5. 583Douglas Jay Barkey80 patents · 1,414 citations
  6. 679James E. Sealey, Ii91 patents · 2,140 citations
  7. 775Thomas Gerard Shannon82 patents · 2,689 citations
  8. 871Ward William Ostendorf52 patents · 1,582 citations
  9. 967Mike Thomas Goulet76 patents · 1,918 citations
  10. 1063Byrd Tyler Miller, Iv58 patents · 645 citations
  11. 1158Paul Thomas Weisman38 patents · 1,035 citations
  12. 1254Jeffrey Glen Sheehan103 patents · 1,017 citations
  13. 1350Per Svending22 patents · 536 citations
  14. 1446Peter Allen24 patents · 724 citations
  15. 1542Richard Louis Underhill24 patents · 1,106 citations
  16. 1638Mark Robert Sivik20 patents · 385 citations
  17. 1733Steven R. Olson21 patents · 293 citations
  18. 1829Maurizio Tirimacco38 patents · 698 citations
  19. 1925Angela Marie Leimbach26 patents · 392 citations
  20. 2021David A. Hoadley8 patents · 160 citations
  21. 2117David John Paulson11 patents · 904 citations
  22. 2213Katie Kristine Glass21 patents · 289 citations
  23. 238Kathryn Christian Kien38 patents · 326 citations
  24. 244Thomas J. Daul7 patents · 125 citations
  25. 251Joshua Thomas Fung17 patents · 192 citations

Active· last 5 yrs

Sustained D21H output across the last 5 years

  1. 199Paul Dennis Trokhan131 patents · 13,702 citations
  2. 296Alrick Vincent Warner14 patents · 4,224 citations
  3. 392Mark Alan Burazin60 patents · 4,321 citations
  4. 488Frank D. Harper67 patents · 4,121 citations
  5. 583Osman Polat42 patents · 3,397 citations
  6. 679Hung Liang Chou37 patents · 1,310 citations
  7. 775John Allen Manifold104 patents · 2,140 citations
  8. 871Douglas Jay Barkey80 patents · 1,414 citations
  9. 967Thorsten Knobloch36 patents · 1,052 citations
  10. 1063Charles Chidozie Ekenga34 patents · 1,016 citations
  11. 1158Kathleen Diane Sands34 patents · 1,016 citations
  12. 1254James E. Sealey, Ii91 patents · 2,140 citations
  13. 1350Thomas Gerard Shannon82 patents · 2,689 citations
  14. 1446Joseph H. Miller56 patents · 1,550 citations
  15. 1542Ward William Ostendorf52 patents · 1,582 citations
  16. 1638Alan B. Collison10 patents · 487 citations
  17. 1733Reid Borgman10 patents · 487 citations
  18. 1829Daniel W. Sumnicht66 patents · 1,316 citations
  19. 1925Mike Thomas Goulet76 patents · 1,918 citations
  20. 2021Tong Sun12 patents · 833 citations
  21. 2117Byrd Tyler Miller, Iv58 patents · 645 citations
  22. 2213Karthik Ramaratnam17 patents · 477 citations
  23. 238Paul Thomas Weisman38 patents · 1,035 citations
  24. 244Steven Lee Barnholtz86 patents · 1,019 citations
  25. 251Jeffrey Glen Sheehan103 patents · 1,017 citations

All-time canon

Career PatentIndex Score in D21H

  1. 199Paul Dennis Trokhan131 patents · 13,702 citations
  2. 296Alrick Vincent Warner14 patents · 4,224 citations
  3. 392Donald Carroll Roe11 patents · 3,979 citations
  4. 488Frank Heinrich Bakes6 patents · 3,799 citations
  5. 583Andrew G. Rinzler24 patents · 3,287 citations
  6. 679Andreas Thess24 patents · 3,287 citations
  7. 775Daniel T. Colbert24 patents · 3,287 citations
  8. 871Hongjie Dai24 patents · 3,287 citations
  9. 967Jason H. Hafner24 patents · 3,287 citations
  10. 1063Jie Liu24 patents · 3,287 citations
  11. 1158Pavel Nikolaev24 patents · 3,287 citations
  12. 1254Richard E. Smalley24 patents · 3,287 citations
  13. 1350Ting Guo24 patents · 3,287 citations
  14. 1446Kenneth A. Smith12 patents · 2,087 citations
  15. 1542Mark Alan Burazin60 patents · 4,321 citations
  16. 1638Theodore Edwin Farrington, Jr.11 patents · 2,886 citations
  17. 1733Fung-Jou Chen22 patents · 4,099 citations
  18. 1829Michael Alan Hermans50 patents · 3,823 citations
  19. 1925Michael John Rekoske39 patents · 2,536 citations
  20. 2021Julia Smith Bahlman8 patents · 1,896 citations
  21. 2117Kristin Ann Goerg8 patents · 1,896 citations
  22. 2213Robert J. Makolin8 patents · 1,896 citations
  23. 238Dean Van Phan35 patents · 6,729 citations
  24. 244Christopher M. Ryan24 patents · 2,413 citations
  25. 251Jeffrey John Kolstad24 patents · 2,413 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth