Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert V. Elliott — 7 Patents

EMEmi: 1 patents #32 of 137Top 25%
San Jose, CA: #8,545 of 32,062 inventorsTop 30%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Robert V. Elliott has been granted 7 US patents while listed as an inventor at Emi. The first was granted in 1980 and the most recent in July 1997. Robert V. Elliott ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Robert V. Elliott in San Jose, CA, US.

Patents per Year

Patents granted per year, 1980 to 1997Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801981: 1 patents19811988: 1 patents19881993: 1 patents19931994: 1 patents19941996: 1 patents19961997: 1 patents1997

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5652682 Apparatus for loading and unloading cartridges 1997-07-29
5515213 Tape drive machine for selectively reading a plurality of recording tape cartridges 1996-05-07
5353179 Auto-loading of tape cartridges Brian Kenneth Geoffrey Hext 1994-10-04
5227935 Tape drive having a selectively retractable drive hub Norman Gordon, Charles William Donkin, Aubrey E. Corbett 1993-07-13
4750682 Drive hub assembly 1988-06-14
4290566 Magnetic tape handler John Knott 1981-09-22
D256524 Cleated shoe cleaning device 1980-08-26