Inventor · disambiguated record
Tatsuo Hisada
Also filed as: HISADA TATSUO
3 granted patents·4 pending applications·23 citations·filing 2000–2011
63Inventor score
Top patents by PatentIndex Score
7 records- 0176US6338574B1Bearing mechanism, hard disk drive mechanism and polygon mirror drive mechanism using the bearing mechanism, and method for manufacturing herringbone groove portions of dynamic-pressure bearingDAIDO STEEL CO LTD·Filed 2000·Granted Jan 15, 2002·21 cites·14 claims
- 0257US8133632B2Metal component for fuel cell and method of manufacturing the same, austenitic stainless steel for polymer electrolyte fuel cell and metal component for fuel cell using the same, polymer electrolyte fuel cell material and method of manufacturing the same, corrosion-resistant conductive component and method of manufacturing the same, and fuel cellTAKAGI SHINOBU·Filed 2009·Granted Mar 13, 2012·0 cites·10 claims
- 0354US7597987B2Metal component for fuel cell and method of manufacturing the same, austenitic stainless steel for polymer electrolyte fuel cell and metal component for fuel cell material and method of manufacturing the same, corrosion-resistant conductive component and method of manufacturing the same, and fuel cellDAIDO STEEL CO LTD·Filed 2003·Granted Oct 6, 2009·2 cites·15 claims
- 0453US2009136824A1Metallic bipolar plate for fuel cells and method for manufacturing the sameDAIDO STEEL CO LTD·Filed 2008·Application pending·0 cites
- 0547US2008038619A1Metallic bipolar plate for fuel cells,and fuel cell comprising the sameDAIDO STEEL CO LTD·Filed 2007·Application pending·0 cites
- 0637US2013244129A1Fuel cell separator material, and fuel cell stack using the sameSHIBUYA NORIMITSU·Filed 2011·Application pending·0 cites
- 0735US2012202133A1Fuel cell separator material, and fuel cell stack using the sameSHIBUYA NORIMITSU·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →