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USPTO Patent Rankings Data through Dec 31, 2025
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Robertus E. de Jong — 7 Patents

GE: 7 patents #4,957 of 36,430Top 15%
Evansville, IN: #140 of 911 inventorsTop 20%
Indiana: #5,329 of 33,936 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Robertus E. de Jong has been granted 7 US patents while listed as an inventor at GE. The first was granted in 1992 and the most recent in March 1999. Robertus E. de Jong ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Robertus E. de Jong in Evansville, IN, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5885497 Method of making a metallized plastic article Christianus Johannes Jacobus Maas, Luca P. Fontana, Michael B. Grimm 1999-03-23 $140,830,000
5503934 Metallized plastic article Christianus Johannes Jacobus Maas, Luca P. Fontana, Michael B. Grimm 1996-04-02 $26,722,000
5500476 Thermoplastic mixture comprising an agent to improve the lacquer bonding Jacobus J. C. van der Kort 1996-03-19 $26,673,000
5382454 Thermoplastic mixture comprising an agent to improve the lacquer bonding Jacobus J. C. van der Kort 1995-01-17 $24,738,000
5348999 Polymer mixture comprising aromatic polycarbonate, polybutylene terephthalate and polyalkylene glycol Torben P. Kempers, Gerrit de Wit 1994-09-20 $17,218,000
5202385 Polymer mixture having aromatic polycarbonate, polyester and thermoplastic elastomer, article formed therefrom Christian Bailly 1993-04-13 $15,535,000
5155169 Blends comprising a polyphenylene ether, a fluorine-containing olefinic polymer and a vinyl aromatic alkyl (meth) acrylate copolymer Jean M. H. Heuschen, Roger W. Avakian, Roelof van der Meer 1992-10-13 $12,538,000