Inventor · disambiguated record
Masao Hosokawa
Also filed as: HOSOKAWA MASAO
9 granted patents·133 citations·filing 1975–2012
87Inventor score
Top patents by PatentIndex Score
9 records- 0192US7843298B2Power distribution transformer and tank thereforHITACHI IND EQUIPMENT SYS·Filed 2005·Granted Nov 30, 2010·25 cites·26 claims
- 0292US4009458APuffer type gas circuit breakerHITACHI LTD·Filed 1975·Granted Feb 22, 1977·50 cites·6 claims
- 0387US4562322ASF6 Gas arc extinguishing electric apparatus and process for producing the sameHITACHI LTD·Filed 1984·Granted Dec 31, 1985·30 cites·19 claims
- 0477US4549132AMethod of testing and verifying a performance for insulation to ground of a disconnecting switch when breaking a charging currentHITACHI LTD·Filed 1983·Granted Oct 22, 1985·19 cites·9 claims
- 0568US8198973B2TransformerFUKUI KAZUYUKI·Filed 2007·Granted Jun 12, 2012·5 cites·11 claims
- 0663US7292127B2TransformerHITACHI IND EQUIPMENT SYS·Filed 2005·Granted Nov 6, 2007·3 cites·6 claims
- 0757US7471183B2TransformerHITACHI IND EQUIPMENT SYS·Filed 2007·Granted Dec 30, 2008·1 cites·12 claims
- 0848US8432244B2Power distribution transformer and tank thereforHOSOKAWA MASAO·Filed 2012·Granted Apr 30, 2013·0 cites·22 claims
- 0947US8143985B2Power distribution transformer and tank thereforHOSOKAWA MASAO·Filed 2010·Granted Mar 27, 2012·0 cites·36 claims
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