Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D509129 | Instrument for suspending reinforcements for a telegraph pole | Hiroyasu Minayoshi, Hitoshi Shoji | 2005-09-06 |
| 6890461 | Method of reinforcing concrete electric pole | Hiroyasu Minayoshi, Hitoshi Shoji | 2005-05-10 |