Number | Date | Country | Kind |
---|---|---|---|
3-263892 | Oct 1991 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
RE33942 | Katsuno et al. | Jun 1992 | |
4177787 | Hattori et al. | Dec 1979 | |
4739614 | Katsuno et al. | Apr 1988 | |
4817383 | Masui | Apr 1989 | |
5088281 | Izutani et al. | Feb 1992 | |
5119628 | Uema et al. | Jun 1992 |
Number | Date | Country |
---|---|---|
60-231155 | Nov 1985 | JPX |
61-185634 | Aug 1986 | JPX |
62-29711 | Feb 1987 | JPX |
63-97852 | Apr 1988 | JPX |
63-147941 | Jun 1988 | JPX |
2-30915 | Feb 1990 | JPX |
2-33408 | Feb 1990 | JPX |
2-91440 | Mar 1990 | JPX |
2-207159 | Aug 1990 | JPX |
3-57862 | Mar 1991 | JPX |
3-134241 | Jun 1991 | JPX |
3-286160 | Dec 1991 | JPX |
Entry |
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John W. Koupal et al., "Detection of Catalyst Failure On-Vehicle Using the Dual Oxygen Sensor Method," Jul. 31, 1991, pp. 135-146 (SAE Technical Paper Series 910561). |
William B. Clemmens, et al., "Detection of Catalyst Performance Loss Using On-Board Diagnostics," Feb. 26-Mar. 2, 1990, pp. 1-18; International Congress and Exposition--Detroit, Mich. (SAE Technical Paper Series 900062). |