Terence D. Spawn
29Patents
11h-index
54Co-inventors
78Inventor score
Filing activity: Apr 28, 1992 → Mar 13, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5262082A | Ferroelectric liquid crystal compounds having perfluoroether terminal portions | Chemistry; Metallurgy | 56 | Expired |
| US7241512B2 | Electroluminescent materials and methods of manufacture and use | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5702637A | Liquid crystal compounds having a chiral fluorinated terminal portion | Chemistry; Metallurgy | 32 | Expired |
| US5972241A | Liquid crystal compounds having a chiral fluorinated terminal portion | Chemistry; Metallurgy | 32 | Expired |
| US5314795A | Thermal-dye-bleach construction comprising a polymethine dye and a thermal carbanion-generating agent | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5437812A | Liquid crystal compounds having perfluoroether terminal portions | Chemistry; Metallurgy | 22 | Expired |
| US5399291A | Liquid crystal compounds having a fluoroether terminal portion | Chemistry; Metallurgy | 21 | Expired |
| US5482650A | Liquid crystal compounds having perfluoroether terminal portions | Chemistry; Metallurgy | 21 | Expired |
| US5474705A | Chiral liquid crystal compounds having a perfluoroether terminal portion | Chemistry; Metallurgy | 18 | Expired |
| US6309561A | Liquid crystal compounds having a chiral fluorinated terminal portion | Chemistry; Metallurgy | 16 | Expired |
| US7999023B2 | Process for making pressure sensitive adhesive hydrogels | Chemistry; Metallurgy | 11 | Active |
| US7442421B2 | Electroluminescent materials and methods of manufacture and use | Emerging Cross-Sectional Technologies | 10 | Active |
| US5855812A | Compounds and process for controlling cone tilt angle in mixtures of smectic liquid crystal compounds | Chemistry; Metallurgy | 8 | Expired |
| US5324627A | Tetra-alkylammonium phenylsulfonylacetate thermal-dye-bleach agents | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5340712A | Antifoggants for photothermographic articles | Physics | 5 | Expired |
| US9399724B2 | Pressure-sensitive adhesives with (meth)acrylic-based elastomeric materials prepared using (2-isopropyl-5-methyl)hexyl (meth)acrylate | Emerging Cross-Sectional Technologies | 5 | Active |
| US7510741B2 | Method of making multilayer cholesteric liquid crystal optical bodies | Physics | 4 | Active |
| US7153549B2 | Cholesteric liquid crystal additives | Chemistry; Metallurgy | 3 | Expired |
| US9302291B2 | Systems and methods for processing vapor | Performing Operations; Transporting | 2 | Active |
| US7068344B2 | Cholesteric liquid crystal optical bodies and methods of manufacture and use | Physics | 2 | Expired |
| US5625062A | Method of making soluble squaraine dyes | Chemistry; Metallurgy | 2 | Expired |
| US5384237A | Quaternary-ammonium phenylsulfonylacetate thermal-dye-bleach agents | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7160586B2 | Cholesteric liquid crystal copolymers and additives | Chemistry; Metallurgy | 2 | Expired |
| US6030547A | Liquid crystal compounds having a chiral fluorinated terminal portion | General | 1 | Revoked |
| US9908837B2 | Method for preparing (meth)acrylates of biobased alcohols and polymers thereof | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.