Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D638036 | Piston for compressor | Naohiro Hamada | 2011-05-17 |
| D633529 | Piston for compressor | Naohiro Hamada | 2011-03-01 |
| D633109 | Piston for compressor | — | 2011-02-22 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D638036 | Piston for compressor | Naohiro Hamada | 2011-05-17 |
| D633529 | Piston for compressor | Naohiro Hamada | 2011-03-01 |
| D633109 | Piston for compressor | — | 2011-02-22 |