Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
US

Usbiomaterials — 22 Patents

Rank (All Time): #27,031 of 105,732Top 30%
23 inventors
22 Patents All Time

Patents per Year

Patents granted per year, 1995 to 2004Bar chart with a peak of 6 patents in 2002.peak 61995: 1 patents19951998: 2 patents19981999: 4 patents19992000: 2 patents20002001: 3 patents20012002: 6 patents20022003: 2 patents20032004: 2 patents2004

Top Inventors at Usbiomaterials All Time

Showing 1–23 of 23 inventors

RankNamePatents
1 David C. Greenspan 16
2 Leonard J. Litkowski 5
3 Gary D. Hack 4
3 Jon K. West 4
#5 Guy LaTorre 3
#5 James L. Meyers 3
#5 Jipin Zhong 3
#5 Sean Lee 3
#9 Christopher D. Batich 2
#9 Daniel Clupper 2
#9 Gabriele G. Niederauer 2
#9 James S. Marotta 2
#9 John J. Mechlosky, Jr. 2
#9 Kristine Kieswetter 2
#9 Larry L. Hench 2
#9 Neil C. Leatherbury 2
#9 Zheng Chen 2
#18 Alice D. Greenspan 1
#18 Barbara D. Boyan 1
#18 Donald H. Brancato 1
#18 Mason Diamond 1
#18 Marlo Walpole 1
#18 Paul D. Thut 1