Open and close device, sheet conveyor, and image forming apparatus
US-12459767-B2 · Nov 4, 2025 · US
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Ishihara Hiroki patents
Ishihara Hiroki holds 10 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 10 |
| Recent patents | 7 |
| First publication | Oct 13, 2020 |
| Latest publication | Nov 4, 2025 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Treatment-agent liquid applicator and image forming apparatus
US-2025296356-A1 · Sep 25, 2025 · US
Device for attaching and detaching roller, and belt conveyor including the device
US-12319511-B2 · Jun 3, 2025 · US
Dryer and liquid discharge apparatus
US-2024408899-A1 · Dec 12, 2024 · US
Heating device, dryer apparatus, and liquid applying apparatus
US-2024351351-A1 · Oct 24, 2024 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Open and close device, sheet conveyor, and image forming apparatus
US-12459767-B2 · Nov 4, 2025 · US
Treatment-agent liquid applicator and image forming apparatus
US-2025296356-A1 · Sep 25, 2025 · US
Device for attaching and detaching roller, and belt conveyor including the device
US-12319511-B2 · Jun 3, 2025 · US
Dryer and liquid discharge apparatus
US-2024408899-A1 · Dec 12, 2024 · US
Heating device, dryer apparatus, and liquid applying apparatus
US-2024351351-A1 · Oct 24, 2024 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| B41J11/007 | 6 |
| B41J11/0015 | 5 |
| B41J11/0022 | 3 |
| B41J29/13 | 3 |
| B41J11/002 | 3 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 10 |
| Mechanical Engineering | 1 |