Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert L. Rydeen — 2 Patents

3M: 2 patents #5,350 of 11,543Top 50%
MIMinolta: 1 patents #729 of 1,109Top 70%
Woodbury, MN: #926 of 1,562 inventorsTop 60%
Minnesota: #24,068 of 52,454 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert L. Rydeen has been granted 2 US patents while listed as an inventor at 3M. The first was granted in 1991 and the most recent in December 1992. Robert L. Rydeen ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert L. Rydeen in Woodbury, MN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5172905 Film receive magazine for a laser imager James C. Vanous, Thomas Lundgren, Bert A. Munthe, Arnold B. Dammermann 1992-12-22 $11,036,000
D318479 Color laser imager Jun Nishiseko, Masatoki Sutoh, Yukiyoshi Yamakoshi, Edward L. Pass, Bruce W. Carlson 1991-07-23