Opening and closing device for access port that opens to working platform of reactor vessel
US-9601221-B2 · Mar 21, 2017 · US
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Nishikawa Kenji patents
Nishikawa Kenji holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 0 |
| First publication | Dec 20, 2016 |
| Latest publication | Mar 21, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Nozzle stub working system for reactor vessel
US-9524803-B2 · Dec 20, 2016 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G21C19/207 | 2 |
| Y02E30/30 | 2 |
| G21C19/02 | 1 |
| Y02E30/40 | 1 |
| G21C13/00 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 2 |
| Cross-Sectional Technologies | 2 |