Topic leaderboard

G01N

Investigating materials (analytical chemistry)

Ranked by the PatentIndex Score — a 1–99 percentile within G01N · public-visibility date · generated 2026-07-19

Rising· last 2 yrs

Inventors whose newest G01N patents became public in the last 2 years — the current frontier

  1. 199Rustem F. Ismagilov44 patents · 1,991 citations
  2. 296James Bustillo88 patents · 3,693 citations
  3. 392Cory John Gerdts19 patents · 1,323 citations
  4. 488Van S. Chandler22 patents · 3,628 citations
  5. 583Jason Mccartney37 patents · 2,796 citations
  6. 679Steven M. Barnard26 patents · 2,916 citations
  7. 775Jene A. Golovchenko35 patents · 2,192 citations
  8. 871Sara S. Hadida Ruah32 patents · 2,083 citations
  9. 967Geoffrey V. Mcgarraugh23 patents · 1,200 citations
  10. 1063Rajiv Bharadwaj36 patents · 1,473 citations
  11. 1158Christopher Hindson14 patents · 1,130 citations
  12. 1254Jonas Frisen9 patents · 837 citations
  13. 1350Patrik Stahl9 patents · 837 citations
  14. 1446Liang-Yin Chu13 patents · 959 citations
  15. 1542Michael Schnall-Levin21 patents · 1,125 citations
  16. 1638Jemo Kang16 patents · 1,292 citations
  17. 1733Bandele Jeffrey-Coker41 patents · 1,246 citations
  18. 1829Sundaresh N. Brahmasandra37 patents · 1,863 citations
  19. 1925Amy Rowat26 patents · 864 citations
  20. 2021Michael Ryan Mcneely12 patents · 1,608 citations
  21. 2117Michael D. Ward49 patents · 1,101 citations
  22. 2213Sergio Fantini6 patents · 1,070 citations
  23. 238Brent S. Gaylord59 patents · 1,122 citations
  24. 244Janice W. Hong35 patents · 937 citations
  25. 251Cynthia Bamdad25 patents · 1,392 citations

Active· last 5 yrs

Sustained G01N output across the last 5 years

  1. 199Joseph A. Vivolo53 patents · 10,924 citations
  2. 296James G. Fujimoto16 patents · 10,063 citations
  3. 392Mark Trulson15 patents · 4,595 citations
  4. 488Jan Berka16 patents · 3,791 citations
  5. 583Rustem F. Ismagilov44 patents · 1,991 citations
  6. 679James A. Wells25 patents · 4,843 citations
  7. 775James Bustillo88 patents · 3,693 citations
  8. 871Cory John Gerdts19 patents · 1,323 citations
  9. 967Eugene A. Gregerson14 patents · 1,987 citations
  10. 1063Norbert Johnson9 patents · 1,942 citations
  11. 1158Richard K. Grant9 patents · 1,942 citations
  12. 1254Paul A. Liberti33 patents · 6,236 citations
  13. 1350Van S. Chandler22 patents · 3,628 citations
  14. 1446Richard B. Fair38 patents · 3,058 citations
  15. 1542Noam Babayoff20 patents · 1,168 citations
  16. 1638Jason Mccartney37 patents · 2,796 citations
  17. 1733Steven M. Barnard26 patents · 2,916 citations
  18. 1829Roger W. Giese24 patents · 2,623 citations
  19. 1925Serge Saxonov13 patents · 1,356 citations
  20. 2021Jene A. Golovchenko35 patents · 2,192 citations
  21. 2117Kelley J. Lipman20 patents · 1,546 citations
  22. 2213Sara S. Hadida Ruah32 patents · 2,083 citations
  23. 238Mark A. Akeson25 patents · 1,951 citations
  24. 244Chung Chang Young36 patents · 2,012 citations
  25. 251Geoffrey V. Mcgarraugh23 patents · 1,200 citations

All-time canon

Career PatentIndex Score in G01N

  1. 199Lubert Stryer40 patents · 21,652 citations
  2. 296Michael C. Pirrung31 patents · 19,695 citations
  3. 392J. Leighton Read28 patents · 17,971 citations
  4. 488Ephraim Heller53 patents · 10,024 citations
  5. 583Joseph A. Vivolo53 patents · 10,924 citations
  6. 679Fredric C. Colman58 patents · 10,208 citations
  7. 775Rajesh Krishnan44 patents · 9,600 citations
  8. 871Esmaiel Kiani-Azarbayjany20 patents · 19,314 citations
  9. 967Rex J. Mccarthy17 patents · 13,624 citations
  10. 1063James M. Lepper, Jr.18 patents · 20,329 citations
  11. 1158Charles Robert Ragsdale9 patents · 9,981 citations
  12. 1254Massi E. Kiani10 patents · 10,069 citations
  13. 1350Sharon Kaye Spratt9 patents · 4,029 citations
  14. 1446Charles T. Liamos22 patents · 4,972 citations
  15. 1542John Wallace Parce48 patents · 13,354 citations
  16. 1638Rolfe Anderson8 patents · 5,024 citations
  17. 1733Robert J. Lipshutz7 patents · 4,969 citations
  18. 1829James G. Fujimoto16 patents · 10,063 citations
  19. 1925Satyam Choudary Cherukuri13 patents · 5,813 citations
  20. 2021Sterling Edward Mcbride9 patents · 4,987 citations
  21. 2117Warren S. Grundfest8 patents · 6,901 citations
  22. 2213Henry J. Wieck21 patents · 6,986 citations
  23. 238Geoffery Mcgarraugh14 patents · 5,232 citations
  24. 244Roger Phillips14 patents · 5,232 citations
  25. 251Mark Trulson15 patents · 4,595 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth