James E. Hall
115Patents
30h-index
60Co-inventors
93Inventor score
Filing activity: Apr 20, 1976 → Apr 1, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4429091A | Oligomeric oxolanyl alkanes as modifiers for polymerization of dienes using lithium-based initiators | Chemistry; Metallurgy | 123 | Expired |
| US5521309A | Tertiary-amino allyl-or xylyl-lithium initiators and method of preparing same | Emerging Cross-Sectional Technologies | 99 | Expired |
| US7112369B2 | Nano-sized polymer-metal composites | Emerging Cross-Sectional Technologies | 87 | Expired |
| US5496940A | Alkyllithium compounds containing cyclic amines and their use in polymerization | Chemistry; Metallurgy | 73 | Expired |
| US4226952A | Thermoplastic elastomer blends of alpha-olefin polymers and hydrogenated medium and high vinyl butadiene polymers | Chemistry; Metallurgy | 69 | Expired |
| US4021021A | Wetter for fine dry powder | Performing Operations; Transporting | 67 | Expired |
| US5574109A | Aminoalkyllithium compounds containing cyclic amines and polymers therefrom | Emerging Cross-Sectional Technologies | 67 | Expired |
| US4219627A | Process for the preparation of block copolymers | Chemistry; Metallurgy | 63 | Expired |
| US5241008A | Process for producing continuously tapered polymers and copolymers and products produced thereby | Chemistry; Metallurgy | 57 | Expired |
| US4476240A | Catalyst system containing an anionic initiator based on lithium and phosphine oxide modifier | Chemistry; Metallurgy | 57 | Expired |
| US5395902A | Dispersion copolymerization in liquid aliphatic hydrocarbons | Chemistry; Metallurgy | 57 | Expired |
| US6191197A | Extended polymer compostion derived from blends of elastomers and syndiotactic polystyrene | Chemistry; Metallurgy | 55 | Expired |
| US5994468A | High damping gels derived from nylon grafted polymers | Chemistry; Metallurgy | 55 | Expired |
| US5891947A | In-situ anionic continuous dispersion polymerization process | Chemistry; Metallurgy | 54 | Expired |
| US5932662A | Aminoalkyllithium compounds containing cyclic amines and polymers therefrom | Emerging Cross-Sectional Technologies | 53 | Expired |
| US5331035A | Process for the preparation of in situ dispersion of copolymers | Chemistry; Metallurgy | 53 | Expired |
| US5614579A | Process for the preparation of tapered copolymers via in situ dispersion | Chemistry; Metallurgy | 52 | Expired |
| US4237245A | Hydrogenated block copolymers of butadiene containing a block of 1,4 and a block of 1,2-microstructure | Chemistry; Metallurgy | 50 | Expired |
| US5491230A | Anionic polymerization initiators containing adducts of cyclic secondary amines and conjugated dienes, and products therefrom | Chemistry; Metallurgy | 48 | Expired |
| US6706823B2 | Conductive gels | Chemistry; Metallurgy | 46 | Expired |
| US5502131A | Method of preparing polymer using allyl-and xylyl-amine containing initiators | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4247418A | Polymerization catalyst and process for polymerizing dienes therewith | Chemistry; Metallurgy | 45 | Expired |
| US6956084B2 | Nano-particle preparation and applications | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5112929A | Oxolanyl cyclic acetals as anionic polymerization modifiers | Chemistry; Metallurgy | 44 | Expired |
| US5700888A | Synthesis of macrocyclic polymers having low hysteresis compounded properties | Emerging Cross-Sectional Technologies | 43 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.