Ryuichi Hirota
8Patents
4h-index
10Co-inventors
54Inventor score
Filing activity: Mar 27, 1973 → Mar 1, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4941565A | Dispersion feeder | Emerging Cross-Sectional Technologies | 13 | Expired |
| US3944650A | Process for removing oxides of sulfur, dust and mist from combustion waste gas | Performing Operations; Transporting | 10 | Expired |
| US4721173A | Automatic weighing system with density ratio control of volume | Physics | 9 | Expired |
| US4766964A | Apparent density measuring device | Physics | 6 | Expired |
| US9499822B2 | Method for selectively culturing microorganism using phosphite dehydrogenase gene as marker | Chemistry; Metallurgy | 1 | Active |
| US11130981B2 | Transformant, method for producing transformant, and method for detecting presence or absence of reduced phosphorus compound using transformant | Chemistry; Metallurgy | 1 | Active |
| US9273290B2 | Method for producing phosphite dehydrogenase protein and use thereof | Chemistry; Metallurgy | 0 | Active |
| US12180533B2 | Transformant, and method using said transformant to detect presence or absence of reduced phosphorous compound | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.