Tsuyoshi Yuki
14Patents
5h-index
17Co-inventors
63Inventor score
Filing activity: Oct 4, 1995 → Jul 13, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6284362A | Absorbent compositions, methods for producing thereof and absorbent products | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6156678A | Water absorbing agent absorbent material | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5801238A | Method for producing water absorbent resin and water absorbent | Performing Operations; Transporting | 10 | Expired |
| US5747570A | Water-absorbing resin composition | Chemistry; Metallurgy | 7 | Expired |
| US6746993B2 | Viscosity index improver and lube oil containing the same | Chemistry; Metallurgy | 7 | Expired |
| US5789507A | Method for preparing water absorbent resin | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5728792A | Method for preparing water absorbent resin | Chemistry; Metallurgy | 4 | Expired |
| US10941368B2 | Lubricating oil composition comprising dispersant comb polymers | Chemistry; Metallurgy | 2 | Active |
| US5886120A | Method for preparing water absorbent resin | Chemistry; Metallurgy | 2 | Expired |
| US7557241B2 | Method for producing α,β-unsaturated carboxylic acid ester, α,β-unsaturated carboxylic acid ester, and lubricating oil additive | Chemistry; Metallurgy | 1 | Active |
| US11795413B2 | Viscosity index improver and lubricant compositions thereof | Chemistry; Metallurgy | 0 | Active |
| US11639481B2 | Lubricant additive composition | Chemistry; Metallurgy | 0 | Active |
| US7579305B2 | Friction regulator for lubricating oil and lubricating oil composition | Chemistry; Metallurgy | 0 | Expired |
| US12234354B2 | Viscosity index improvers | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.