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USPTO Patent Rankings Data through Dec 31, 2025
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Malcolm E. Keith — 18 Patents

MIMidaco: 16 patents #1 of 8Top 15%
Wheaton, IL: #46 of 884 inventorsTop 6%
Illinois: #4,428 of 84,256 inventorsTop 6%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Malcolm E. Keith has been granted 18 US patents while listed as an inventor at Midaco. The first was granted in 1986 and the most recent in October 2020. Malcolm E. Keith ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Malcolm E. Keith in Wheaton, IL, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10792777 Indexer for operating workpieces Michael Paul Cayley, Sr. 2020-10-06
10556312 Indexer for operating workpieces Michael Paul Cayley, Sr. 2020-02-11
9016930 Apparatus for moving liquid in container Michael Paul Cayley, Sr. 2015-04-28
8474599 Drive for pallet changer Michael Paul Cayley, Sr. 2013-07-02
7975998 Pallet changer and system and method for using the same Michael Paul Cayley, Sr. 2011-07-12
6634621 Lifting device and a method for lifting by using the same 2003-10-21
6464068 Screw assembly apparatus and a method of using the same 2002-10-15
6308815 Rotatable pallet changing apparatus, system and method 2001-10-30
6193048 Pallet changer 2001-02-27
5813514 Automated end loading pallet system 1998-09-29
5492214 Moveable pallet for a tool 1996-02-20
5346051 Quick change-over pallet system 1994-09-13
5067703 Automatic pallet centering device 1991-11-26
4829634 Meat cutting machine Michael Paul Cayley, Sr. 1989-05-16
4811939 Printing platform 1989-03-14
4805353 Pedestal vacuum system for grinder or other tool Michael Paul Cayley, Sr. 1989-02-21
4794740 Combination pedestal and vacuum system Michael Paul Cayley, Sr. 1989-01-03
4578907 Guard for grinder wheel Michael Paul Cayley, Sr. 1986-04-01