Inventor · disambiguated record
Yoshikazu Tojo
Also filed as: TOJO YOSHIKAZU
8 granted patents·584 citations·filing 1987–1990
91Inventor score
Top patents by PatentIndex Score
8 records- 0193US4901142AVideo scope systemOLYMPUS OPTICAL CO·Filed 1988·Granted Feb 13, 1990·112 cites·23 claims
- 0291US4803550AImaging apparatus having illumination meansOLYMPUS OPTICAL CO·Filed 1988·Granted Feb 7, 1989·86 cites·13 claims
- 0388US5140265AEddy current flaw detecting endoscope apparatus which produces signals which control other devicesOLYMPUS OPTICAL CO·Filed 1990·Granted Aug 18, 1992·80 cites·30 claims
- 0479US4862872AEndoscope and endoscope washing apparatusOLYMPUS OPTICAL CO·Filed 1988·Granted Sep 5, 1989·148 cites·26 claims
- 0556US4879992ARigid electronic endoscopeOLYMPUS OPTICAL CO·Filed 1988·Granted Nov 14, 1989·51 cites·4 claims
- 0650US4753224AEndoscope tipOLYMPUS OPTICAL CO·Filed 1987·Granted Jun 28, 1988·40 cites·10 claims
- 0747US4867136AEndoscope apparatusOLYMPUS OPTICAL CO·Filed 1988·Granted Sep 19, 1989·31 cites·36 claims
- 0846US4870950AEndoscope systemKANBARA KOUJI·Filed 1988·Granted Oct 3, 1989·36 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →