Ryoji Yamada
7Patents
5h-index
13Co-inventors
60Inventor score
Filing activity: May 14, 1985 → Jul 25, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4997901A | Reaction curable composition comprising a polyisocyanate component and a polyol component | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5897958A | Modified titanium oxide sol, photocatalyst composition and photocatalyst composition-forming agent | Chemistry; Metallurgy | 31 | Expired |
| US4586992A | Process for producing potassium hydroxide | Chemistry; Metallurgy | 10 | Expired |
| US4983264A | Four layer cation exchange fluoropolymer membrane | Chemistry; Metallurgy | 10 | Expired |
| US6054110A | Process for producing lithium-cobalt composite oxide | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5100731A | Reaction curable composition and products comprising a cured product of the composition | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8551658B2 | Process for producing lithium-containing composite oxide | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.