Ronald D. Mathis
27Patents
7h-index
11Co-inventors
62Inventor score
Filing activity: Mar 11, 1971 → Jun 13, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4500706A | Method of producing extrusion grade poly(arylene sulfide) | Textiles; Paper | 32 | Expired |
| US4535117A | Stabilization of polyphenylene sulfide | Chemistry; Metallurgy | 29 | Expired |
| US4418029A | Stabilized polyphenylene sulfide fiber | Textiles; Paper | 21 | Expired |
| US4185004A | Multi-component stabilizing system for pigmented polyolefins | Chemistry; Metallurgy | 17 | Expired |
| US4405745A | Polymer stabilization | Chemistry; Metallurgy | 17 | Expired |
| US4035323A | Stabilization of olefin polymers | Chemistry; Metallurgy | 8 | Expired |
| US4756855A | Automatic method for sorting plastic pellets | Physics | 7 | Expired |
| US4411853A | Polymer stabilization | Textiles; Paper | 6 | Expired |
| US4548971A | Polymer compositions | Chemistry; Metallurgy | 5 | Expired |
| US4956408A | Complex acrylates as stabilizer for conjugated diene/monovinyl aromatic copolymers | Chemistry; Metallurgy | 5 | Expired |
| US4069277A | Dyeable polyamides containing an antistatic agent | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4052351A | Stabilization of olefin polymers | Chemistry; Metallurgy | 4 | Expired |
| US4543224A | Polymer stabilization | Chemistry; Metallurgy | 4 | Expired |
| US4434122A | Polymer stabilization | Chemistry; Metallurgy | 4 | Expired |
| US4421910A | Polymer stabilization | Chemistry; Metallurgy | 3 | Expired |
| US4413081A | Polymer stabilization | Chemistry; Metallurgy | 3 | Expired |
| US4478969A | Polymer stabilization | Chemistry; Metallurgy | 3 | Expired |
| US4059653A | Antistatic dyeable polyamide composition | Chemistry; Metallurgy | 2 | Expired |
| US4435221A | Process for cleaning metal surfaces of poly(arylene sulfide) deposits | Performing Operations; Transporting | 2 | Expired |
| US4445941A | Process for cleaning metal surfaces | Performing Operations; Transporting | 1 | Expired |
| US4447597A | Method for adjusting arylene sulfide polymer cure rates | Chemistry; Metallurgy | 1 | Expired |
| US4025488A | Ultraviolet light stabilized .alpha.-olefins | Chemistry; Metallurgy | 1 | Expired |
| US4781559A | Plastic pellet sorting apparatus with extruded side-stream monitoring | Physics | 1 | Expired |
| US3959218A | Ultraviolet light stabilizing system | Chemistry; Metallurgy | 0 | Expired |
| US3933707A | Dyeable polymers of alpha-olefins containing a nickel salt and a terephthalic ester | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.