Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020229 | Pillow | — | 2011-09-20 |
| 7722801 | Vacuum carburizing apparatus | — | 2010-05-25 |
| 4479535 | Recuperative radiant tube | Ryozo Echigo, Takaaki Noda, Koichiro Kinto | 1984-10-30 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020229 | Pillow | — | 2011-09-20 |
| 7722801 | Vacuum carburizing apparatus | — | 2010-05-25 |
| 4479535 | Recuperative radiant tube | Ryozo Echigo, Takaaki Noda, Koichiro Kinto | 1984-10-30 |