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Inventor: Yamauchi; Hiroshi
Address: Hitachi, JP
No. of patents: 4
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7553572 |
Fuel cell device and fuel cell management system |
June 30, 2009 |
| A fuel cell device including a fuel cell stack unit, a fuel reform unit, a material feed unit, a cooling water supply unit, and a control unit further includes a memory section, constructed of a rewritable memory, for storing information necessary for maintenance or inspection of the |
| 7320841 |
Fuel cell and separator structure used therein |
January 22, 2008 |
| Disclosed is a fuel cell having two or more stacked units each containing a first separator in which a manifold and fuel gas passage section are formed, first seal sheet which seals the first separator periphery, membrane electrode assembly, second seal sheet which seals a second sep |
| 5977515 |
Underwater laser processing device including chamber with partitioning wall |
November 2, 1999 |
| An underwater laser processing system has a laser torch; a laser torch driving mechanism for changing a laser emission position of the laser torch; and a chamber with one end opened to an external environment, which contains the laser torch; wherein a partitioning wall for preventing |
| 5519330 |
Method and apparatus for measuring degree of corrosion of metal materials |
May 21, 1996 |
| A corrosion degree measuring method capable of field measurement for intergranular corrosion, particularly the sensitization degree, of the plant's structural materials in a narrow space. The metal electrode made of a material being measured and the counter electrode to the metal ele |
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