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

Don A. Plank — 3 Patents

ExxonMobil: 3 patents #3,063 of 10,161Top 35%
Sarnia, CA: #100 of 327 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Don A. Plank has been granted 3 US patents while listed as an inventor at ExxonMobil. The first was granted in 1980 and the most recent in August 2002. Don A. Plank ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Don A. Plank in Sarnia, ON, CA.

Patents per Year

Patents granted per year, 1980 to 2002Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19802001: 1 patents20012002: 1 patents2002

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6440882 Fibers and fabrics prepared with propylene impact copolymers Dina Marie Colucci, Chia Yung Cheng, William M. Ferry 2002-08-27 $193,447,000
6248833 Fibers and fabrics prepared with propylene impact copolymers Dina Marie Colucci, Chia Yung Cheng, William M. Ferry 2001-06-19 $480,618,000
4182725 Novel bisphenol derivatives and uses thereof Joseph C. Floyd 1980-01-08 $22,799,000