Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4410575 | Lap welding method for textile fabrics | Tsutomu Obayashi | 1983-10-18 |
| 4324827 | Water-proof, fuse-bonding fabric | Tsutomu Obayashi | 1982-04-13 |
| 4298645 | Tarpaulins having great tearing strength | Tsutomu Obayashi | 1981-11-03 |