Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7559263 | Pressure resistance inspecting method and pressure resistance inspecting apparatus for heat exchangers | Masaharu Tochigi, Takashi Shida, Keiji Fukaura | 2009-07-14 |
| 6954991 | Method and apparatus for measuring shape of tubular body | So Kanai | 2005-10-18 |