分面浏览：发表日期 |
| 当前检索式 | ((ALL：System of Communication)) |
| 限定条件 | ((内容类型：专利)) |
| 2020 2 | 2019 8 | 2018 7 |
| 2017 14 | 2016 35 | 2015 51 |
| 2014 34 | 2013 26 | 2012 27 |
| 2011 28 | 2010 17 | 2009 17 |
| 2008 16 | 2007 11 | 2006 9 |
| 2005 15 | 2004 15 | 2003 16 |
| 2002 22 | 2001 10 | 2000 4 |
| 1999 7 | 1998 16 | 1997 5 |
| 1996 5 | 1995 6 | 1994 4 |
| 1993 1 | 1992 6 | 1991 10 |
| 1990 8 | 1989 2 | 1988 2 |
| 1987 2 | 1986 2 | 1985 2 |
| 1984 1 | 1982 1 | 1980 1 |
| 1978 1 | 1977 1 | 1972 1 |
