Inventor · disambiguated record
Ronald D. Welborn
Also filed as: HUMPHREYS SAMUEL G · WELBORN RONALD D
3 granted patents·67 citations·filing 1977–1993
69Inventor score
Top patents by PatentIndex Score
3 records- 0184US5405127ASignature folder apparatus for web fed printing press with sheet stop adjustmentDIDDE WEB PRESS CORP·Filed 1993·Granted Apr 11, 1995·60 cites·14 claims
- 0228US4216718AMechanism for adjusting blanket-to-blanket squeeze of perfecting pressDIDDE GLASER INC·Filed 1978·Granted Aug 12, 1980·3 cites·13 claims
- 0328US4152985AHold-down clamp assembly for upper swingable inker of perfecting pressDIDDE GLASER INC·Filed 1977·Granted May 8, 1979·4 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →