Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Guldi — 2 Patents

KEKellogg: 2 patents #96 of 236Top 45%
Kalamazoo, MI: #587 of 1,283 inventorsTop 50%
Michigan: #35,377 of 86,293 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert Guldi has been granted 2 US patents while listed as an inventor at Kellogg. All of these patents were granted in 2003. Robert Guldi ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Guldi in Kalamazoo, MI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6641854 Single handed container for mixing foods Mark Douglas Gerhart, Edward J. O'Brien, Simon Gainey, Brian L. Wagner, Mike Richmond 2003-11-04 $75,336,000
6528105 Single handed container for mixing foods Mark Douglas Gerhart, Edward J. O'Brien, Simon Gainey, Brian L. Wagner, Mike Richmond 2003-03-04 $84,992,000