Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
Akira Yamada
| Akira Yamada Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20100170586 | Coupling apparatus for passage blocks - A passage block coupling apparatus is provided with a bolt insertion hole | 07-08-2010 |
| 20090038698 | Coupling apparatus for passage blocks - A passage block coupling apparatus is provided with a bolt insertion hole | 02-12-2009 |