Inventor · disambiguated record
Tsutomu Tojo
Also filed as: TOJO TSUTOMU
9 granted patents·44 citations·filing 1978–2002
85Inventor score
Top patents by PatentIndex Score
9 records- 0156US6144151AColor cathode ray tube having an improved electron gunHITACHI LTD·Filed 1998·Granted Nov 7, 2000·9 cites·12 claims
- 0250US6348759B1Color cathode ray tube having an improved electron gunHITACHI LTD·Filed 2000·Granted Feb 19, 2002·1 cites·20 claims
- 0344US4279477AObjective lens system for microscopesOLYMPUS OPTICAL CO·Filed 1979·Granted Jul 21, 1981·9 cites·14 claims
- 0443US6731056B2Color cathode ray tube having an improved electron gunHITACHI LTD·Filed 2002·Granted May 4, 2004·0 cites·10 claims
- 0539US4251131AMicroscope objectiveOLYMPUS OPTICAL CO·Filed 1978·Granted Feb 17, 1981·7 cites·6 claims
- 0639US4232941AObjective lens system for microscopesOLYMPUS OPTICAL CO·Filed 1978·Granted Nov 11, 1980·7 cites·7 claims
- 0737US4227773AObjective lens system for microscopesOLYMPUS OPTICAL CO·Filed 1978·Granted Oct 14, 1980·6 cites·11 claims
- 0834US4280757AObjective lens system for microscopesOLYMPUS OPTICAL CO·Filed 1979·Granted Jul 28, 1981·5 cites·8 claims
- 0927US4176912AMicroscope objective lens systemOLYMPUS OPTICAL CO·Filed 1978·Granted Dec 4, 1979·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →