Stamping apparatus having a part-time draw bead
US-11684962-B2 · Jun 27, 2023 · US
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Zhou Yongjun patents
Zhou Yongjun holds 3 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 3 |
| Recent patents | 1 |
| First publication | Oct 6, 2015 |
| Latest publication | Jun 27, 2023 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Sheet metal forming die laser surface hardening process
US-11401565-B2 · Aug 2, 2022 · US
Stamping apparatus
US-9149854-B2 · Oct 6, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Stamping apparatus having a part-time draw bead
US-11684962-B2 · Jun 27, 2023 · US
Sheet metal forming die laser surface hardening process
US-11401565-B2 · Aug 2, 2022 · US
Stamping apparatus
US-9149854-B2 · Oct 6, 2015 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 3 |
| Chemistry & Metallurgy | 1 |