Andrea Smith
26Patents
7h-index
22Co-inventors
65Inventor score
Filing activity: Mar 21, 1995 → Sep 13, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7157586B2 | Bloom-resistant benzotriazole UV absorbers and compositions stabilized therewith | Chemistry; Metallurgy | 54 | Expired |
| US6296674A | Candle wax stabilized with red-shift benzotriazoles | Chemistry; Metallurgy | 17 | Expired |
| US6905525B2 | Candle wax stabilized with piperazinones | Chemistry; Metallurgy | 17 | Expired |
| US6544305B2 | Candle wax stabilized with piperazinones | Chemistry; Metallurgy | 14 | Expired |
| US6465645B1 | Long chain hindered amines and compositions stabilized therewith | Chemistry; Metallurgy | 11 | Expired |
| US6221115A | Candle wax stabilized by a combination of UV absorber plus a selected hindered amine | Chemistry; Metallurgy | 8 | Expired |
| US5629426A | Carbonate-mediated hydrogen peroxide oxidations of 4-hydroxy-2,2,6,6-tetramethylpiperidine | Chemistry; Metallurgy | 7 | Expired |
| US5777126A | Carbonate-mediated hydrogen peroxide oxidation of 4-acylamino-2,2,6,6-tetramethylpiperidine | Chemistry; Metallurgy | 7 | Expired |
| US5654434A | Hydrogen peroxide oxidation of 4-hydroxy-2, 2, 6, 6-tetramethylpiperidine | Chemistry; Metallurgy | 5 | Expired |
| US6562084B2 | Candle wax stabilized with piperazindiones | Chemistry; Metallurgy | 5 | Expired |
| US6740132B2 | Candle wax compositions stabilized with UV absorber-metal combinations | Chemistry; Metallurgy | 5 | Expired |
| US6547840B2 | Candle wax stabilized with imidazolidines | Chemistry; Metallurgy | 4 | Expired |
| US6544304B2 | Candle wax stabilized with morpholinones | Chemistry; Metallurgy | 4 | Expired |
| US6540795B2 | Candle wax stabilized with oxazolidines | Chemistry; Metallurgy | 4 | Expired |
| US6562085B1 | Candle wax compositions stabilized with UV absorber-metal combinations | Chemistry; Metallurgy | 4 | Expired |
| US6562083B2 | Candle wax stabilized with s-triazines/hals | Chemistry; Metallurgy | 4 | Expired |
| US5858905A | Pyrophosphite ligands and their use in transition metal catalyzed processes | Performing Operations; Transporting | 4 | Expired |
| US6667403B2 | Candle wax compositions stabilized with UV absorber-metal combinations | Chemistry; Metallurgy | 4 | Expired |
| US6755875B2 | Long chain hindered amines and compositions stabilized therewith | Chemistry; Metallurgy | 3 | Expired |
| US6380285B1 | Bloom-resistant benzotriazole UV absorbers and compositions stabilized therewith | Chemistry; Metallurgy | 3 | Expired |
| US6699298B2 | Long chain hindered amines and compositions stabilized therewith | Chemistry; Metallurgy | 2 | Expired |
| US6875870B2 | Long chain hindered amines and compositions stabilized therewith | Chemistry; Metallurgy | 2 | Expired |
| US6508847B2 | Bloom-resistant benzotriazole UV absorbers and compositions stabilized therewith | Chemistry; Metallurgy | 2 | Expired |
| US5475042A | Cyclic pyrophosphites and compositions stabilized therewith | Chemistry; Metallurgy | 1 | Expired |
| US6846929B2 | Benzotriazole/hals molecular combinations and compositions stabilized therewith | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.