Inventor · disambiguated record
Donald W. Sonntag
Also filed as: SONNTAG DONALD W
7 granted patents·2 pending applications·103 citations·filing 1989–2018
84Inventor score
Top patents by PatentIndex Score
9 records- 0184US4974755ADispensing valve assembly and systemREAGENT CHEMICAL & RESEARCH IN·Filed 1989·Granted Dec 4, 1990·47 cites·26 claims
- 0270US7222719B2Container transport and organizing apparatus for use in manufacturing operations and method thereofREAGENT CHEMICAL & RES INC·Filed 2003·Granted May 29, 2007·17 cites·40 claims
- 0349US6926132B1Hold down assembly, with tubular container transport apparatus and methodology incorporating the sameREAGENT CHEMICAL & RES INC·Filed 2003·Granted Aug 9, 2005·2 cites·30 claims
- 0446US5649406APositioning apparatus for containers during filling and packagingREAGENT CHEMICAL & RESEARCH IN·Filed 1994·Granted Jul 22, 1997·11 cites·29 claims
- 0545US5350233AMixing apparatus and method for forming a blended composite material from a plurality of componentsREAGENT CHEMICAL & RESEARCH IN·Filed 1992·Granted Sep 27, 1994·16 cites·25 claims
- 0643US5551493AFilling apparatus with traveling nozzleREAGENT CHEMICAL & RESEARCH IN·Filed 1994·Granted Sep 3, 1996·10 cites·34 claims
- 0741US2019301915A1Valve assembly and dispensing systemREAGENT CHEMICAL & RES INC·Filed 2018·Application pending·0 cites
- 0837US7011204B2Container transport apparatus for use in manufacturing operations and method thereofREAGENT CHEMICAL & RES INC·Filed 2003·Granted Mar 14, 2006·0 cites·35 claims
- 0934US2005160794A1Apparatus and method for container leakage testingFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →