Yasuo Ikeda
22Patents
13h-index
32Co-inventors
81Inventor score
Filing activity: Sep 17, 1974 → Sep 16, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5462899A | Chemical vapor deposition method for forming SiO.sub.2 | Electricity | 415 | Expired |
| US5298692A | Earpiece for insertion in an ear canal, and an earphone, microphone, and earphone/microphone combination comprising the same | Electricity | 396 | Expired |
| US5593741A | Method and apparatus for forming silicon oxide film by chemical vapor deposition | Electricity | 184 | Expired |
| US4749671A | Exhaust gas cleaning catalyst and process for production thereof | Performing Operations; Transporting | 80 | Expired |
| US4225929A | Code converter circuitry system for selectively rotating a video display picture | Electricity | 36 | Expired |
| US5000929A | Exhaust gas purification catalyst | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US5958827A | Solid solution particle of oxides, a process for producing the same and a catalyst for purifying exhaust gases | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4520238A | Pickup device for picking up vibration transmitted through bones | Electricity | 32 | Expired |
| US4617289A | Catalyst for purifying diesel engine exhaust gases | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6806225B1 | Catalyst for exhaust gas purification, process for producing the same, and method of purifying exhaust gas | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4055615A | Method of manufacturing electric resistors | Electricity | 19 | Expired |
| US6165429A | Exhaust gas purifying catalyst and exhaust gas purifying method | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6461579B1 | Catalyst for purifying exhaust gas and exhaust gas purifying method | Emerging Cross-Sectional Technologies | 13 | Expired |
| US8105561B2 | Catalyst for purification of exhaust gas, regeneration method for the catalyst, and apparatus and method for purification of exhaust gas using the catalyst | Emerging Cross-Sectional Technologies | 11 | Active |
| US5820285A | Pen nib | Performing Operations; Transporting | 9 | Expired |
| US5376811A | Solid-state imaging device which generates difference data at different points of time | Electricity | 7 | Expired |
| US5775828A | Writing implement | Performing Operations; Transporting | 6 | Expired |
| US8717113B2 | Oscillator and semiconductor integrated circuit device | Electricity | 4 | Active |
| US8389435B2 | Metal oxide catalyst carrier particle and exhaust gas purification catalyst | Emerging Cross-Sectional Technologies | 3 | Active |
| US9344034B2 | Oscillator and semiconductor integrated circuit device | Electricity | 2 | Active |
| US8225601B2 | Exhaust gas purification system for internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US12089797B2 | Clothes care device and clothes care apparatus | Textiles; Paper | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.