Quenching method for steel pipe
US-9546408-B2 · Jan 17, 2017 · US
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Sakamoto Akihiro patents
Sakamoto Akihiro holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 0 |
| First publication | Nov 10, 2015 |
| Latest publication | Jan 17, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
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Notable patents
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Quenching method for steel pipe
US-9546408-B2 · Jan 17, 2017 · US
Air cooling equipment for heat treatment process for martensitic stainless steel pipe or tube
US-9181610-B2 · Nov 10, 2015 · US
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Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Chemistry & Metallurgy | 2 |