KA

Keiichiro Aoki

TO Toyota: 3 patents #27 of 540Top 5%
Overall (1997): #14,256 of 185,788Top 8%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5701877 Heater controller for an air-fuel ratio sensor — 1997-12-30
5671721 Apparatus for determining the condition of an air-fuel ratio sensor — 1997-09-30
5656190 Controller for a heater for an air-fuel ratio sensor and a method thereof — 1997-08-12