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USPTO Patent Rankings Data through Dec 31, 2025
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Melvin E. Shell — 4 Patents

Stephenville, TX: #9 of 46 inventorsTop 20%
Texas: #33,915 of 125,132 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Melvin E. Shell has been granted 4 US patents. The first was granted in 1984 and the most recent in November 1991. Melvin E. Shell ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Melvin E. Shell in Stephenville, TX, US.

Patents per Year

Patents granted per year, 1984 to 1991Bar chart with a peak of 1 patents in 1984.peak 11984: 1 patents19841985: 1 patents19851989: 1 patents19891991: 1 patents1991

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5066189 Method and apparatus for handling discrete cargo units 1991-11-19
4856961 Large capacity wing loader and unloader apparatus for cargo ships 1989-08-15
4535894 Separator apparatus for peanuts and other seed crops 1985-08-20
4432689 Apparatus and method for handling cargo using flexible support straps 1984-02-21