Inventor · disambiguated record
Tadao Ishii
Also filed as: ISHII TADAO
4 granted patents·138 citations·filing 1974–1993
80Inventor score
Top patents by PatentIndex Score
4 records- 0185US3936371AMethod for removing vanadium, nickel, and sulfur from hydrocarbon oilsAGENCY IND SCIENCE TECHN·Filed 1974·Granted Feb 3, 1976·27 cites·4 claims
- 0273US5339356AVirtual private network connecting systemFUJITSU LTD·Filed 1992·Granted Aug 16, 1994·77 cites·8 claims
- 0350US5483589AApparatus and method for routing control for composite networkFUJITSU LTD·Filed 1993·Granted Jan 9, 1996·25 cites·11 claims
- 0439US4779982ASpectrofluorophotometer with monitor detector for light sourceHITACHI LTD·Filed 1985·Granted Oct 25, 1988·9 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →