Arun Sanjay Duggal has been granted 8 US patents while listed as an inventor at Sofec . The first was granted in 1999 and the most recent in November 2025. Arun Sanjay Duggal ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Arun Sanjay Duggal in Houston, TX, US.
Patents per Year Patents granted per year, 1999 to 2023 Bar chart with a peak of 1 patents in 1999. peak 1 1999: 1 patents 1999 2000: 1 patents 2000 2002: 1 patents 2002 2005: 1 patents 2005 2020: 1 patents 2020 2022: 1 patents 2022 2023: 1 patents 2023
Issued Patents All Time
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Showing 1–8 of 8 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12473053 Disconnectable yoke mooring systems and processes for using same Stephen P. Lindblade , Miles A. Hobdy , Hao Yu 2025-11-18
11738828 Disconnectable yoke mooring systems and processes for using same Stephen P. Lindblade , Miles A. Hobdy , Hao Yu 2023-08-29
11319036 Mooring systems and processes for using same Yonghui Liu , Yu Ding 2022-05-03
10794539 Systems and processes for recovering a vapor from a vessel Martin Matthew Duensing , Samuel David Waronoff , Abbas Nalwala , Yonghui Liu , Asis Nandi +1 more 2020-10-06
6851994 Disconnectable mooring system and LNG transfer system and method L. Terry Boatman , Charles O. Etheridge , Jerry L. McCollum 2005-02-08
$14,991,000
6415828 Dual buoy single point mooring and fluid transfer system Martin Krafft , Caspar Heyl , Richard H. Gunderson 2002-07-09
$2,970,000
6019058 Looped mooring line and method of installation Brent A. Salyer , Johnny P. Fougeron 2000-02-01
$4,738,000
5860840 Disconnectable turret mooring system utilizing a spider buoy L. Terry Boatman , Ron L. Kelm , Brent A. Salyer 1999-01-19
$3,454,000