Inventor · disambiguated record
Donald J. Ryan
Also filed as: RYAN DONALD · RYAN DONALD J · RYAN DONALD JAMES
7 granted patents·175 citations·filing 1975–2003
87Inventor score
Top patents by PatentIndex Score
7 records- 0187US5261306ACircular saw blade for tree cutting and bunching vehiclesWOOD TECHNOLOGY INC·Filed 1992·Granted Nov 16, 1993·64 cites·17 claims
- 0275US4825465AExclusionary device for coupling plural telephonic devices to a single central office trunkTELECOMMUNICATION CONCEPTS INC·Filed 1987·Granted Apr 25, 1989·37 cites·9 claims
- 0370US4485062AProcess for extruding polymersDU PONT·Filed 1983·Granted Nov 27, 1984·31 cites·20 claims
- 0461USD505493SOvulation scopeFiled 2003·Granted May 24, 2005·13 cites·1 claims
- 0555US4042220AApparatus for solids blendingDU PONT·Filed 1976·Granted Aug 16, 1977·19 cites·10 claims
- 0648US4145491AChlorination or chlorosulfonation of polyethylene in mixed solventDU PONT·Filed 1977·Granted Mar 20, 1979·6 cites·10 claims
- 0731US3958585AApparatus for stripping residual solvent from polymer pelletsDU PONT·Filed 1975·Granted May 25, 1976·5 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →