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Tooru Itoh Patents |
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Inventor: Itoh; Tooru
Address: Kosai, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7211219 |
Oil-impregnant sintered bearing and manufacturing method thereof, and motor |
May 1, 2007 |
| The present invention is for providing an oil-impregnant sintered bearing, which can reliably preserve an oil film on a sliding face, and a method for manufacturing the oil-impregnant sintered bearing. An oil-impregnant sintered bearing is made by providing an internal diameter, which a |
| 6599018 |
Oil-impregnant sintered bearing and manufacturing method thereof, and motor |
July 29, 2003 |
| The present invention is for providing an oil-impregnant sintered bearing, which can reliably preserve an oil film on a sliding face, and a method for manufacturing the oil-impregnant sintered bearing. An oil-impregnant sintered bearing is made by providing an internal diameter, which a |
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