Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5154087 | Sampler apparatus | Hugo Wenshau | 1992-10-13 |
| 4918999 | Sampler for solid materials | Hugo Wenshau | 1990-04-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5154087 | Sampler apparatus | Hugo Wenshau | 1992-10-13 |
| 4918999 | Sampler for solid materials | Hugo Wenshau | 1990-04-24 |