RD

Ralph M. Dworman

RA Ralphco: 5 patents #1 of 2Top 50%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,055,440 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D372271 Container pen Nancy S. Dworman 1996-07-30
5523934 Composite floor lamp Nancy S. Dworman 1996-06-04
D334455 Baby bottle bank Nancy S. Dworman 1993-03-30
5069645 Coin bank Nancy S. Dworman 1991-12-03
4878867 Coin bank Nancy S. Dworman 1989-11-07