Katuo Ehara
3Patents
3h-index
7Co-inventors
39Inventor score
Filing activity: Nov 26, 1986 → Sep 8, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4770027A | Method of measuring concentrations of odors and a device therefor | Physics | 26 | Expired |
| US5458766A | Life indicator and cartridge for indicating total water flow | Chemistry; Metallurgy | 19 | Expired |
| US5090232A | Method and apparatus for detecting odors | Physics | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.