All patent database items
| Year | Item count | Graph |
|---|---|---|
| 1966 | 1 |
![]() |
| 1968 | 1 |
![]() |
| 1978 | 2 |
![]() |
| 1986 | 1 |
![]() |
| 1989 | 2 |
![]() |
| 1991 | 1 |
![]() |
| 1992 | 2 |
![]() |
| 1993 | 3 |
![]() |
| 1994 | 7 |
![]() |
| 1995 | 6 |
![]() |
| 1996 | 10 |
![]() |
| 1997 | 8 |
![]() |
| 1998 | 11 |
![]() ![]() |
| 1999 | 25 |
![]() ![]() ![]() |
| 2000 | 33 |
![]() ![]() ![]() ![]() |
| 2001 | 35 |
![]() ![]() ![]() ![]() |
| 2002 | 45 |
![]() ![]() ![]() ![]() ![]() |
| 2003 | 54 |
![]() ![]() ![]() ![]() ![]() ![]() |
| 2004 | 76 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2005 | 66 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2006 | 48 |
![]() ![]() ![]() ![]() ![]() |
| 2007 | 86 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2008 | 109 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2009 | 99 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2010 | 125 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2011 | 90 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2012 | 182 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2013 | 58 |
![]() ![]() ![]() ![]() ![]() ![]() |
| 2014 | 70 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2015 | 61 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| 2016 | 38 |
![]() ![]() ![]() ![]() |
| 2017 | 23 |
![]() ![]() ![]() |
| 2018 | 79 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
