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USPTO Patent Rankings Data through Dec 31, 2025
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Clyde L. Landrum — 2 Patents

TTThe Torrington: 2 patents #78 of 265Top 30%
Granger, IN: #209 of 433 inventorsTop 50%
Indiana: #13,817 of 33,936 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Clyde L. Landrum has been granted 2 US patents while listed as an inventor at The Torrington. The first was granted in 1986 and the most recent in July 1987. Clyde L. Landrum ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Clyde L. Landrum in Granger, IN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4677720 Method for making a double row roller bearing retainer Richard L. Alling, Richard W. Shepard, Robert H. Tofield, Stephen T. Podhajecki 1987-07-07 $9,045,000
4605322 Double row roller bearing retainer Richard L. Alling, Richard W. Shepard, Robert H. Tofield, Stephen T. Podhajecki 1986-08-12 $904,000