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Roger Derda — 2 Patents

Banning, CA: #10 of 46 inventorsTop 25%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Roger Derda has been granted 2 US patents. The first was granted in 1988 and the most recent in November 1998. Roger Derda ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Roger Derda in Banning, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5833193 Expandable and adjustable display device David T. Adrian 1998-11-10
4718125 Disposable mitten with tabs Robert F. Derda 1988-01-12

Frequent Collaborators

David T. Adrian1 shared
Robert F. Derda1 shared

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