Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8804104 | Apparatus, system, and method for measuring thread features on pipe or tube end | Tatsuro Honda, Seiji Hiraoka, Yasuhisa Kasa, Konrad Friedrich, Erhard Gruener | 2014-08-12 |
| 8651382 | Two-dimensional code reading device, two-dimensional code reading method, method of controlling manufacturing history information of member having substantially circular section orthogonal to the central axis thereof, and method of manufacturing the member using the control method | Masami Sakiyama, Masayuki Yoshida | 2014-02-18 |
| 8393087 | Dimension measuring device for long material | Takashi Matsuura, Yasuhisa Kasa | 2013-03-12 |
| 8021502 | Method for producing martensitic stainless steel pipe | Nobuyuki Mori, Keiichi Nakamura | 2011-09-20 |
| 7877159 | Method and apparatus for managing production history information of pipe or tube and method for producing pipe or tube therewith | — | 2011-01-25 |
| 7704338 | Method of manufacturing a martensitic stainless steel | — | 2010-04-27 |
| 7686897 | Martensitic stainless steel seamless pipe and a manufacturing method thereof | Shigeru Kidani | 2010-03-30 |
| 7485197 | Method for manufacturing martensitic stainless steel tube | — | 2009-02-03 |
| 7476282 | Martensitic stainless steel pipe | Nobuyuki Mori, Keiichi Nakamura | 2009-01-13 |
| 6890665 | Martensitic stainless steel and method for manufacturing the same | — | 2005-05-10 |
| 6332934 | Martensitic stainless steel for seamless steel pipe | Tetsuya Nakanishi | 2001-12-25 |