Sheet feeding device and image forming apparatus incorporating the same
US-12428249-B2 · Sep 30, 2025 · US
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Oikawa Naoki patents
Oikawa Naoki holds 11 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 11 |
| Recent patents | 3 |
| First publication | May 28, 2015 |
| Latest publication | Sep 30, 2025 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Medium processing apparatus and image forming system incorporating same
US-12043508-B2 · Jul 23, 2024 · US
Medium processing apparatus and image forming system incorporating same
US-2023242370-A1 · Aug 3, 2023 · US
Sheet stacking tray, sheet stacking apparatus, and image forming system
US-11498795-B2 · Nov 15, 2022 · US
Sheet separation device and image forming apparatus incorporating same
US-11390475-B2 · Jul 19, 2022 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Sheet feeding device and image forming apparatus incorporating the same
US-12428249-B2 · Sep 30, 2025 · US
Medium processing apparatus and image forming system incorporating same
US-12043508-B2 · Jul 23, 2024 · US
Medium processing apparatus and image forming system incorporating same
US-2023242370-A1 · Aug 3, 2023 · US
Sheet stacking tray, sheet stacking apparatus, and image forming system
US-11498795-B2 · Nov 15, 2022 · US
Sheet separation device and image forming apparatus incorporating same
US-11390475-B2 · Jul 19, 2022 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 10 |
| Physics | 4 |
| Electricity | 3 |