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USPTO Patent Rankings Data through Dec 31, 2025
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Kevin D. Butt — 1 Patent in 2021

IBM: 1 patents #5,274 of 11,638Top 50%
Tucson, AZ: #277 of 753 inventorsTop 40%
Arizona: #1,364 of 4,087 inventorsTop 35%
Overall (2021): #378,849 of 548,734Top 70%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10937453 Magnetic tape device capable of selecting codeword rewrite based on determined threshold Roy D. Cideciyan, Simeon Furrer, Masayuki Iwanaga, Mark A. Lantz, Keisuke Tanaka 2021-03-02 $2,720,000