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

H. Robert Hull — 4 Patents

HEHexcel: 4 patents #28 of 219Top 15%
San Leandro, CA: #157 of 574 inventorsTop 30%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
H. Robert Hull has been granted 4 US patents while listed as an inventor at Hexcel. The first was granted in 1989 and the most recent in November 2001. H. Robert Hull ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list H. Robert Hull in San Leandro, CA, US.

Patents per Year

Patents granted per year, 1989 to 2001Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19891999: 1 patents19992000: 1 patents20002001: 1 patents2001

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6318755 Honeycomb crash pad Lori A. Nusser, G. Douglass Dixon 2001-11-20 $1,219,000
6158771 Honeycomb crash pad Lori A. Nusser, G. Douglass Dixon 2000-12-12 $2,860,000
6003283 Vented flexible honeycomb 1999-12-21 $2,188,000
4859517 Formable honeycomb panel 1989-08-22 $660,000