JPS5237486A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Measuring instrument for oxygen content in waste gases
Assignee: Hitachi Ltd
•
Filing: 1975-09-19
•
Granted: —
•
Expires: 1995-09-19
Abstract
Abstract PURPOSE: Measuring instrument using an ion conductive solid electrolyte which shows a potential difference from which an air-to-fuel ratio (A/F) to be fed into engine is made clear in terms of stoichiometric ratio despite direct contact with waste gases. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Yukio Takeda
- 👤 Satoru Ogiwara
- 👤 Kosuke Nakamura
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-06 03:37
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB1201806A
Cited
JPS5014396A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.