Inventor · disambiguated record
Shizu Ishikawa
Also filed as: ISHIKAWA SHIZU
4 granted patents·34 citations·filing 2006–2008
74Inventor score
Technology areasF04D
Files withHITACHI IND EQUIPMENT SYS4
Top patents by PatentIndex Score
4 records- 0185US8033783B2Diagonal flow fanHITACHI IND EQUIPMENT SYS·Filed 2007·Granted Oct 11, 2011·16 cites·13 claims
- 0284US7806649B2BlowerHITACHI IND EQUIPMENT SYS·Filed 2008·Granted Oct 5, 2010·13 cites·8 claims
- 0363US7470104B2BlowerHITACHI IND EQUIPMENT SYS·Filed 2006·Granted Dec 30, 2008·3 cites·12 claims
- 0460US8038391B2Vortex blowerHITACHI IND EQUIPMENT SYS·Filed 2008·Granted Oct 18, 2011·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →