Recording element substrate, liquid ejection head and recording apparatus
US11845274B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Jan 6, 2022 |
| Grant date | Dec 19, 2023 |
| Priority date | — |
| Expiry date | Feb 12, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/20
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A recording element substrate for a liquid ejection head is provided with a storage section including an antifuse element and a first resistor connected in parallel with the antifuse element, and a second resistor that is connected in parallel with the storage section and serves as a reference in rating information of the antifuse element, and a second switch connected to the second resistor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.