Walter H. Waddell
34Patents
10h-index
43Co-inventors
75Inventor score
Filing activity: Sep 27, 1985 → Dec 14, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4605696A | Enhanced adhesion of rubber to reinforcing materials through the use of phenolic esters | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6710116B1 | Abrasion resistant transparent and colorable elastomeric compositions | Chemistry; Metallurgy | 21 | Expired |
| US5610221A | Tire tread composition comprising highly reinforcing reinforced amorphous precipitated silica | Chemistry; Metallurgy | 19 | Expired |
| US5053246A | Process for the surface treatment of polymers for reinforcement-to-rubber adhesion | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5426136A | Particulate amorphous silica associated with thin polymeric film | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5283119A | Process for the surface treatment of polymers for reinforcement-to-rubber adhesion | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4824692A | Process for the surface treatment of unsaturated rubber by photochemical modification with alkyl halides | Chemistry; Metallurgy | 14 | Expired |
| US4895884A | Rubber containing microencapsulated antidegradants | Chemistry; Metallurgy | 14 | Expired |
| US5906843A | Amorphous precipitated silica having large liquid carrying capacity | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7659337B2 | Elastomeric blend for air barriers comprising grafted resin components | Chemistry; Metallurgy | 11 | Active |
| US7294664B2 | Elastomeric blend for air barriers comprising grafted resin components | Chemistry; Metallurgy | 10 | Expired |
| US6939921B2 | Colorable elastomeric composition | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6624220B1 | Transparent and colorable elastomeric compositions | Chemistry; Metallurgy | 9 | Expired |
| US5605950A | Tire tread composition comprising highly reinforcing reinforced amorphous precipitated silica | Performing Operations; Transporting | 8 | Expired |
| US7241831B2 | Elastomeric compositions | Chemistry; Metallurgy | 7 | Expired |
| US5254616A | Metal oxide deactivation of natural rubber fatty acids | Chemistry; Metallurgy | 7 | Expired |
| US7329697B2 | Elastomeric compositions | Chemistry; Metallurgy | 6 | Expired |
| US5023287A | Rubber containing matrix-antidegradants | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4780225A | Lubricant and use thereof for curing tires | Chemistry; Metallurgy | 5 | Expired |
| US7425591B2 | Elastomeric composition | Chemistry; Metallurgy | 5 | Expired |
| US5353999A | Particulate amorphous precipitated silica | Chemistry; Metallurgy | 4 | Expired |
| US7960454B2 | Processing aids for elastomeric compositions | Chemistry; Metallurgy | 3 | Active |
| US7770621B2 | Air barrier composition for innerliners | Chemistry; Metallurgy | 3 | Active |
| US6624235B1 | Transparent and colorable elastomeric compositions | Chemistry; Metallurgy | 3 | Expired |
| US7772308B2 | Air barrier composition for innertubes | Chemistry; Metallurgy | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.