Kazuyoshi Umeda
5Patents
4h-index
6Co-inventors
46Inventor score
Filing activity: Oct 11, 1991 → Nov 16, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7329215B2 | Cooling structure for motorized roller | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7086524B2 | Motorized roller | Electricity | 9 | Expired |
| US6722493B2 | Conveyor roller drive device and drive roller assembly | Performing Operations; Transporting | 7 | Expired |
| US7662079B2 | Motorized roller | Emerging Cross-Sectional Technologies | 4 | Active |
| US5180525A | Process for producing granular fire retardant | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.