Minoru Machida
30Patents
11h-index
37Co-inventors
75Inventor score
Filing activity: Apr 30, 1974 → Jan 20, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4853226A | Sustained-release particulate preparation and process for preparing the same | Human Necessities | 80 | Expired |
| US5866079A | Ceramic honeycomb catalytic converter | Mechanical Engineering; Lighting; Heating | 49 | Expired |
| US5456965A | Curved honeycomb structural bodies | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5592925A | Exhaust gas recirculation device for internal combustion engine | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US5494881A | Ceramic honeycomb structural body and catalyst comprising the same | Performing Operations; Transporting | 26 | Expired |
| US5782089A | Honeycomb catalytic converter | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US5514446A | Ceramic honeycomb structural body | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4716761A | Method and jig for dynamically balancing an assembly of the jig and rotor | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US8607783B2 | Drug ejecting apparatus and control method thereof | Human Necessities | 14 | Active |
| US5393587A | Curved honeycomb structural bodies | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4834042A | Ceramic precombustion chamber for internal combustion engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4875939A | Precombustion chamber construction for an internal combustion engine | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5915872A | Erasing liquid pen | Performing Operations; Transporting | 9 | Expired |
| US6375695B2 | Method and apparatus for processing exhaust gas | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5455097A | Honeycomb stuctural bodies | Emerging Cross-Sectional Technologies | 8 | Expired |
| US3971924A | Electronic calculator displaying a partial result obtained from a portion of a numerical expression | Physics | 8 | Expired |
| US5876140A | Cap device | Performing Operations; Transporting | 5 | Expired |
| US4390972A | Refreshing system for dynamic memory | Physics | 4 | Expired |
| US4086588A | Signal generator | Electricity | 4 | Expired |
| US5455012A | Exhaust gas purifying apparatus | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4844037A | Precombustion chamber construction for internal combustion engine | Emerging Cross-Sectional Technologies | 3 | Expired |
| US3995148A | Electronic calculator having an exponentiation function | Physics | 2 | Expired |
| US4075705A | Calculator for determining cubic roots | Physics | 2 | Expired |
| US5547943A | Sucralfate preparation | Human Necessities | 2 | Expired |
| US6302609A | Ballpoint pen refill | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.