Image forming apparatus
US-2023280678-A1 · Sep 7, 2023 · US
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Yamamoto Hitoshi patents
Yamamoto Hitoshi holds 17 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 17 |
| Recent patents | 1 |
| First publication | Apr 14, 2015 |
| Latest publication | Sep 7, 2023 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Image forming apparatus and image forming method
US-10061226-B2 · Aug 28, 2018 · US
Image forming apparatus and method for calculating a toner degradation rate
US-9989876-B2 · Jun 5, 2018 · US
Image forming apparatus
US-9684259-B2 · Jun 20, 2017 · US
Image forming apparatus
US-9599946-B2 · Mar 21, 2017 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Image forming apparatus
US-2023280678-A1 · Sep 7, 2023 · US
Image forming apparatus and image forming method
US-10061226-B2 · Aug 28, 2018 · US
Image forming apparatus and method for calculating a toner degradation rate
US-9989876-B2 · Jun 5, 2018 · US
Image forming apparatus
US-9684259-B2 · Jun 20, 2017 · US
Image forming apparatus
US-9599946-B2 · Mar 21, 2017 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G03G15/55 | 4 |
| G03G15/6585 | 4 |
| G03G15/0121 | 3 |
| G03G15/0865 | 3 |
| G03G15/0849 | 3 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 17 |
| Cross-Sectional Technologies | 1 |