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Inventor: Makio; Yoshinori
Address: Yokohama, JP
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5597398 |
Process for producing glass preform for optical fiber |
January 28, 1997 |
| A process for producing a porous glass preform for optical fiber by depositing fine glass particles on an outer surface of a glass material while moving the glass material, including the steps of: preheating a portion of the glass material for not less than 5 minutes to clean the por |
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