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K.K. Ueda Shikimono Kojyo Patents |
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Assignee: K.K. Ueda Shikimono Kojyo
Address: Osaka-hu, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6673738 |
Photocatalytic active carbon, colored photocatalytic active carbon, coloring active carbon, and |
January 6, 2004 |
| A photocatalytic active carbon capable of demonstrating a stable deodorizing and adsorbing ability for a prolonged period of time is produced by depositing a coating of a photocatalyst on the surface of the active carbon by means of vapor deposition. Colored photocatalytic active car |
| 6407039 |
Biodegradable, weed-preventing sheet and a method of preventing generation and growth of weeds b |
June 18, 2002 |
| The present invention provides a biodegradable, weed-preventing sheet comprising biodegradable fibers, and a method of preventing generation and growth of weeds using the sheet. The sheet contains coconut fibers as constituent fibers, exhibits naturally mild and slow biodegradability, an |
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