Hirosuke Sumida
5Patents
5h-index
16Co-inventors
56Inventor score
Filing activity: Apr 29, 1996 → Oct 1, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5677258A | Burned gas purifying catalyst | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6432872B1 | Composition for use in adsorption treatment, products formed with the same, and a method for producing adsorbent using the same | Performing Operations; Transporting | 18 | Expired |
| US7871452B2 | Particulate filter | Emerging Cross-Sectional Technologies | 17 | Active |
| US5958826A | Burned gas purifying catalyst | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6420306B2 | Burned gas purifying catalyst | Emerging Cross-Sectional Technologies | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.