Michael Hird
27Patents
7h-index
40Co-inventors
65Inventor score
Filing activity: Aug 30, 1990 → Nov 1, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5273680A | Fluorinated oligophenyls and their use in liquid crystal materials | Chemistry; Metallurgy | 36 | Expired |
| US7351452B2 | Liquid crystalline compounds containing a biphenyl core | Chemistry; Metallurgy | 17 | Expired |
| US5252253A | Phenyl naphthalenes having liquid crystalline properties | Chemistry; Metallurgy | 9 | Expired |
| US7462427B2 | Liquid crystal compounds with branched or cyclic end groups | Chemistry; Metallurgy | 9 | Expired |
| US5156763A | Laterally fluorinated 4-cyanophenyl and 4'-cyanobiphenyl benzoates | Chemistry; Metallurgy | 8 | Expired |
| US5750050A | Discotic compounds for use in liquid crystal mixtures | Chemistry; Metallurgy | 8 | Expired |
| US5358663A | Laterally cyano- and fluoro-substituted terphenyls | Chemistry; Metallurgy | 7 | Expired |
| US5334327A | Laterally fluorinated 4-cyanophenyl and 4'-cyanobiphenyl benzoates | Chemistry; Metallurgy | 5 | Expired |
| US5888421A | Anisotropic organic compounds | Chemistry; Metallurgy | 4 | Expired |
| US5496500A | Naphthyl organic compounds | Chemistry; Metallurgy | 4 | Expired |
| US5798058A | Liquid crystal compounds, mixtures and devices | Chemistry; Metallurgy | 4 | Expired |
| US5312563A | "Fluorinated 4""-cyano substituted terphenyls" | Chemistry; Metallurgy | 3 | Expired |
| US6391397B1 | High transverse dipole moment aryl compounds | Chemistry; Metallurgy | 2 | Expired |
| US5820781A | Naphthyl organic compounds | Chemistry; Metallurgy | 2 | Expired |
| US5352381A | Liquid crystal thiol compounds | Chemistry; Metallurgy | 2 | Expired |
| US5955000A | Chiral compounds | Chemistry; Metallurgy | 2 | Expired |
| US5498366A | Liquid crystal thiol compounds | Chemistry; Metallurgy | 1 | Expired |
| US5986096A | Pyrimidine compounds | Chemistry; Metallurgy | 1 | Expired |
| US5578242A | Thio-ester compounds and mixtures and devices containing such compounds | Chemistry; Metallurgy | 1 | Expired |
| US6121448A | Pyrimidine compounds | Chemistry; Metallurgy | 1 | Expired |
| US6242636A | Liquid crystal compounds, mixtures and devices | Chemistry; Metallurgy | 1 | Expired |
| US5891358A | Liquid crystal mixtures and devices | Chemistry; Metallurgy | 1 | Expired |
| US5853613A | Chiral cyclohexyl compounds | Chemistry; Metallurgy | 1 | Expired |
| US6278028A | Liquid crystal compounds, mixtures and devices | Chemistry; Metallurgy | 0 | Expired |
| US6337420B1 | Liquid crystal compounds, mixtures and devices | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.