Inventor · disambiguated record
Katuo Ehara
Also filed as: EHARA KATUO
3 granted patents·83 citations·filing 1986–1993
74Inventor score
Top patents by PatentIndex Score
3 records- 0170US4770027AMethod of measuring concentrations of odors and a device thereforEHARA KATUO·Filed 1986·Granted Sep 13, 1988·41 cites·23 claims
- 0257US5458766ALife indicator and cartridge for indicating total water flowYUASA BATTERY CO LTD·Filed 1993·Granted Oct 17, 1995·23 cites·10 claims
- 0342US5090232AMethod and apparatus for detecting odorsWAKABAYASHI SHOTEN KK·Filed 1990·Granted Feb 25, 1992·19 cites·4 claims
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