Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Oxygen concentration sensor abnormality-detecting system for internal combustion engines

Oxygen concentration sensor abnormality-detecting system for internal combustion engines

US Patent 6176080 · Granted Jan 23, 2001

Estimated economic value: $270,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for learning mapping2025
Quantum cryptographic device, quantum cryptographic communication fee calculatio2025
Drive unit for hybrid vehicle2023
Application-key management system, application-key management device, applicatio2023
Key generation device, key generation method, and computer program product2021
Information processing method, and computer program product2021
Drive device for hybrid vehicle2020
Control system for hybrid vehicle2020
Hardening apparatus for a long member, and a hardening method for a long member2020
Control system for hybrid vehicle2020
Control system for hybrid vehicle2020
Transmission device, multi-quantum communication system, and multi-quantum commu2020