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USPTO Patent Rankings Data through Dec 31, 2025
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Ivan Semenenko — 15 Patents

MAMatcon: 5 patents #1 of 16Top 7%
MLMatcon (R & D) Limited: 3 patents #2 of 3Top 70%
276th Street, GB: #1 of 13 inventorsTop 8%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Ivan Semenenko has been granted 15 US patents while listed as an inventor at Matcon. The first was granted in 1984 and the most recent in February 2008. Ivan Semenenko ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Ivan Semenenko in 276th Street, GB.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
7334710 Closure assemblies for stores of flowable material 2008-02-26
6827242 Through-fill closure for a receptacle 2004-12-07
6341715 Valve for the flow control of a fluid comprising solid particles 2002-01-29
6305443 Apparatus and system for handling material 2001-10-23
6296152 Material handling apparatus 2001-10-02
6199606 Material handling apparatus 2001-03-13
D408735 Container 1999-04-27
5775544 Apparatus for discharging flowable material having a closure and an obturating device 1998-07-07
5743439 Clamping device and container having a closure device secured in position by the clamping device 1998-04-28
5702034 Material handling apparatus having nestable pallets 1997-12-30
5651472 Clamping mechanism for clamping closure member of a flowable material container and material handling system having such a clamping mechanism 1997-07-29
5622291 Material transfer apparatus with extensible conduit 1997-04-22
5351864 Apparatus for transferring flowable material to a receptacle and system incorporating the same Glenn Selch 1994-10-04
5036894 Material handling system 1991-08-06
4470524 Apparatus for controlling discharge from a silo 1984-09-11