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USPTO Patent Rankings Data through Dec 31, 2025
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David E. Baxter — 13 Patents

GEGencorp: 12 patents #7 of 176Top 4%
Ravenna, OH: #8 of 163 inventorsTop 5%
Ohio: #5,928 of 73,341 inventorsTop 9%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
David E. Baxter has been granted 13 US patents while listed as an inventor at Gencorp. The first was granted in 1993 and the most recent in August 2000. David E. Baxter ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list David E. Baxter in Ravenna, OH, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6106275 Molding press apparatus Edward F. Huff, Robert L. Brown, Gregory L. Baxter, Walter Hunnicut 2000-08-22 $2,186,000
5830390 Method for continuous molding and apparatus therefor Robert L. Brown, Michael K. Parrent 1998-11-03 $8,180,000
5643614 Mold separator apparatus Robert L. Brown, Gregory L. Baxter 1997-07-01
5640756 Manufacturing system Robert L. Brown, James J. McDonald, II, Max J. Miller, Jr. 1997-06-24 $4,663,000
5622736 Removal apparatus for removing a mold section from a molded part Robert L. Brown, Todd A. England, Daniel L. Goodell 1997-04-22 $1,312,000
5609275 Metering apparatus having a screw member Robert L. Brown, William H. Miller 1997-03-11 $4,689,000
5449282 Self-centering molding apparatus Robert L. Brown, Daniel L. Goodell, Todd A. England 1995-09-12 $1,198,000
5358398 Mold separator apparatus Robert L. Brown, Gregory L. Baxter 1994-10-25 $650,000
5286186 Apparatus for injection into a self-clamping mold Robert L. Brown 1994-02-15 $1,697,000
5275664 Apparatus for application of a material to an external surface of items of manufacture Robert L. Brown, Todd A. England 1994-01-04 $1,070,000
5256056 Self-clamping mold assembly Robert L. Brown, Michael K. Parrent, John C. White 1993-10-26 $1,659,000
5183509 Apparatus for application of a material to an internal surface of items of manufacture Robert L. Brown, Todd A. England 1993-02-02 $1,157,000
5183605 Method for injection into a self-clamping mold Robert L. Brown 1993-02-02 $1,157,000