Number | Date | Country | Kind |
---|---|---|---|
9-077587 | Mar 1997 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4041597 | Folmar et al. | Aug 1977 | |
4233351 | Okumura et al. | Nov 1980 | |
5761787 | Kragle et al. | Jun 1998 | |
5820836 | Morlec et al. | Oct 1998 |
Number | Date | Country |
---|---|---|
57-6722 | Jan 1982 | JPX |
61-60320 | Dec 1986 | JPX |
62-18797 | Apr 1987 | JPX |
5-41296 | Jun 1993 | JPX |
Entry |
---|
Patent Abstracts of Japan; vol. 095, No. 008; Sep. 29, 1995 & JP 07 124428 A (Noritake Co Ltd); May 16, 1995 *FIGS. 1,3,5*. |
Patent Abstracts of Japan; vol. 005, No. 020 (C-042); Feb. 6, 1981 & JP 55 147154 A (NGK Spark Plug Co Ltd); Nov. 15, 1980 *abstract FIG. 2*. |
Patent Abstracts of Japan; vol. 012, No. 103 (C-485); Apr. 5, 1988 & JP 62 234552 A (Mitsubishi Heavy Ind Ltd; Others: 01): Oct. 14, 1987 *abstract; figures*. |