Patent · US Active

Recording element substrate, liquid ejection head and recording apparatus

US11247461B2 · kind B2 · utility

0Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 2019
Grant dateFeb 15, 2022
Priority date
Expiry dateDec 20, 2039

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.