Tomiyasu Ueta
10Patents
6h-index
21Co-inventors
58Inventor score
Filing activity: May 14, 1997 → Dec 31, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6864337B2 | Polycarboxylic acid copolymer, production method and use thereof | Chemistry; Metallurgy | 19 | Expired |
| US5929202A | Method for production of ethylene sulfide/sulfur copolymer and ethylene sulfide/sulfur copolymer | Chemistry; Metallurgy | 12 | Expired |
| US7368488B2 | Cement admixture and cement admixture composite | Chemistry; Metallurgy | 10 | Expired |
| US6498231B2 | Vinylpyrrolidone polymer and its stabilization and preservation processes | Chemistry; Metallurgy | 9 | Expired |
| US7405264B2 | Polycarboxylic acid copolymer, production method and use thereof | Chemistry; Metallurgy | 7 | Expired |
| US7662884B2 | Cement admixture and production method thereof | Chemistry; Metallurgy | 6 | Expired |
| US7638563B2 | Polycarboxylic acid concrete admixture | Chemistry; Metallurgy | 4 | Expired |
| US6346600B1 | Vinylpyrrolidone polymer and its stabilization and preservation processes | Chemistry; Metallurgy | 3 | Expired |
| US7321006B2 | Admixture for cement | Chemistry; Metallurgy | 2 | Expired |
| US8058328B2 | Cement admixture | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.