Inventor · disambiguated record
Shigeo Iwata
Also filed as: IWATA SHIGEO
2 granted patents·26 citations·filing 1975–2003
61Inventor score
Top patents by PatentIndex Score
2 records- 0150US7640268B2Positional information management system, positional information management method, recording medium, and mobile terminalRICOH KK·Filed 2003·Granted Dec 29, 2009·13 cites·10 claims
- 0249US3999566AMethod and apparatus for discharging overboard excess water from hopper of hopper suction dredger or barge or scowISHIKAWAJIMA HARIMA HEAVY IND·Filed 1975·Granted Dec 28, 1976·13 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →