Inventor

HISADA TATSUO

JP3 patents

⚠️ This page may combine multiple inventors who share the name “HISADA TATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAIDO STEEL CO LTD

2 patents

US6338574B1Jan 15, 2002

Bearing mechanism, hard disk drive mechanism and polygon mirror drive mechanism using the bearing mechanism, and method for manufacturing herringbone groove portions of dynamic-pressure bearing

DAIDO STEEL CO LTD21 citations84

US7597987B2Oct 6, 2009

Metal 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 cell

DAIDO STEEL CO LTD2 citations60

TAKAGI SHINOBU

1 patent

US8133632B2Mar 13, 2012

Metal 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 cell

TAKAGI SHINOBU0 citations48