Inventor · disambiguated record
Shigeru Wakana
Also filed as: WAKANA SHIGERU
3 granted patents·72 citations·filing 1986–1988
71Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0185US4779451ASystem for measuring foreign materials in liquidHITACHI LTD·Filed 1987·Granted Oct 25, 1988·60 cites·6 claims
- 0240US4717853AProjection tube whose coolant contains an ethylene oligomerHITACHI LTD·Filed 1986·Granted Jan 5, 1988·6 cites·3 claims
- 0336US4890481ASystem for measuring foreign materials in liquidHITACHI LTD·Filed 1988·Granted Jan 2, 1990·6 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →