Split-gate power MOS device and manufacturing method thereof
US-12581679-B2 · Mar 17, 2026 · US
Hangzhou Silicon Magic Semiconductor Tech Co Ltd holds 79 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 79 |
| Recent patents | 60 |
| First publication | Apr 28, 2022 |
| Latest publication | Mar 17, 2026 |
Year-over-year patent counts for this assignee.
Latest publications where this party is an assignee.
US-12581679-B2 · Mar 17, 2026 · US
US-12538563-B2 · Jan 27, 2026 · US
US-12538723-B2 · Jan 27, 2026 · US
US-2026018996-A1 · Jan 15, 2026 · US
US-2026013209-A1 · Jan 8, 2026 · US
Representative or frequently cited publications from precomputed assignee stats.
US-12581679-B2 · Mar 17, 2026 · US
US-12538563-B2 · Jan 27, 2026 · US
US-12538723-B2 · Jan 27, 2026 · US
US-2026018996-A1 · Jan 15, 2026 · US
US-2026013209-A1 · Jan 8, 2026 · US
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| H10D30/668 | 33 |
| H10D62/393 | 30 |
| H10D30/0297 | 29 |
| H10D64/117 | 22 |
| H10P30/21 | 21 |
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Electricity | 77 |
| Cross-Sectional Technologies | 7 |
| Human Necessities | 5 |
| Physics | 5 |
| Chemistry & Metallurgy | 2 |
Answers are generated from the same data shown on this page.