Cleaning blade, method of manufacturing the same, process cartridge, and image forming apparatus
US-12429809-B2 · Sep 30, 2025 · US
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Yamashita Jun patents
Yamashita Jun holds 5 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 5 |
| Recent patents | 2 |
| First publication | Jul 7, 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.
Cleaning blade, method of manufacturing the same, process cartridge, and image forming apparatus
US-2024369960-A1 · Nov 7, 2024 · US
Method for producing myocardial sheet from embryonic stem cell
US-9623052-B2 · Apr 18, 2017 · US
Optical unit and its manufacturing method
US-9097955-B2 · Aug 4, 2015 · US
Cardiomyocyte- and/or cardiac progenitor cell-proliferating agent and method for proliferating cardiomyocytes and/or cardiac progenitor cells
US-9074188-B2 · Jul 7, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Cleaning blade, method of manufacturing the same, process cartridge, and image forming apparatus
US-12429809-B2 · Sep 30, 2025 · US
Cleaning blade, method of manufacturing the same, process cartridge, and image forming apparatus
US-2024369960-A1 · Nov 7, 2024 · US
Method for producing myocardial sheet from embryonic stem cell
US-9623052-B2 · Apr 18, 2017 · US
Optical unit and its manufacturing method
US-9097955-B2 · Aug 4, 2015 · US
Cardiomyocyte- and/or cardiac progenitor cell-proliferating agent and method for proliferating cardiomyocytes and/or cardiac progenitor cells
US-9074188-B2 · Jul 7, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| C12N5/0657 | 2 |
| G03G2221/0005 | 2 |
| G03G21/0017 | 2 |
| H04N23/687 | 1 |
| G03B5/00 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 4 |
| Chemistry & Metallurgy | 2 |
| Human Necessities | 1 |
| Electricity | 1 |
| Cross-Sectional Technologies | 1 |