Yoshiyuki Kasai
64Patents
12h-index
89Co-inventors
87Inventor score
Filing activity: Jan 25, 1993 → Oct 4, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5629067A | Ceramic honeycomb structure with grooves and outer coating, process of producing the same, and coating material used in the honeycomb structure | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5634952A | Exhaust gas filter and apparatus for treating exhaust gases using the same | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5549725A | Cordierite ceramic filter | Emerging Cross-Sectional Technologies | 40 | Expired |
| US6696130B1 | Ceramic honeycomb structure and process for production thereof | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5720787A | Exhaust gas purifying filter using honeycomb monolith with random length sealing portions | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5592925A | Exhaust gas recirculation device for internal combustion engine | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US9491788B1 | Bicycle wireless system | Electricity | 25 | Active |
| US8882618B2 | Rear derailleur | Performing Operations; Transporting | 24 | Active |
| US7100562B2 | Multicylinder internal combustion engine | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US5595581A | Exhaust gas filter and apparatus for treating exhaust gases | Emerging Cross-Sectional Technologies | 22 | Expired |
| US7294316B2 | Honeycomb structure, honeycomb filter and processes for the production thereof | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7326271B2 | Honeycomb filter and method of manufacturing the same | Emerging Cross-Sectional Technologies | 12 | Expired |
| US9008923B2 | Bicycle derailleur adjusting apparatus | Performing Operations; Transporting | 11 | Active |
| US7393377B2 | Honeycomb filter and exhaust gas treatment apparatus | Emerging Cross-Sectional Technologies | 10 | Active |
| US9616964B2 | Bicycle wireless control system | Performing Operations; Transporting | 9 | Active |
| US6880619B1 | HEAT TREATING PLANT, INSTALLATION METHOD FOR POROUS REGENERATIVE ELEMENT, PRODUCTION METHOD FOR HEAT TREATED SUBSTANCE, SELECTION METHOD FOR POROUS REGENERATIVE ELEMENT, AND SPENT POROUS REGENERATIVE ELEMENT COMPONENT MEMBER | Emerging Cross-Sectional Technologies | 9 | Expired |
| US10086708B2 | Bicycle component control apparatus | Emerging Cross-Sectional Technologies | 8 | Active |
| US7279095B2 | Fuel supply device | Performing Operations; Transporting | 7 | Expired |
| US10696351B2 | Bicycle controller, bicycle component, and bicycle control system | Electricity | 6 | Active |
| US9284016B2 | Bicycle component control apparatus | Emerging Cross-Sectional Technologies | 5 | Active |
| US9966785B2 | Bicycle control system | Performing Operations; Transporting | 5 | Active |
| US7572497B2 | Honeycomb structure | Emerging Cross-Sectional Technologies | 4 | Active |
| US10457350B2 | Bicycle control system | Performing Operations; Transporting | 4 | Active |
| US6062297A | Honeycomb regenerator | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9976466B2 | Honeycomb type heating device, method of using the same, and method of manufacturing the same | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.