Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240769 | Packing material and packing made of the same | Takahisa Ueda | 1993-08-31 |
| 5134030 | Packing material and packing made of the same | Takahisa Ueda | 1992-07-28 |
| 4705722 | Gland packing | Takahisa Ueda | 1987-11-10 |
| 4455334 | Molded gland packing | Kohzo Ogino, Yuichi Tanaka, Seichi Yamashita | 1984-06-19 |