| 54 |
Title |
TI |
[EN] APPARATUS FOR CHECKING WRITING |
| 71/73 |
Applicant/owner |
PA |
BALTUS RENE, FR
|
| 72 |
Inventor |
IN |
BALTUS RENE, DE
|
| 22/96 |
Application date |
AD |
Mar 11, 1993 |
| 21 |
Application number |
AN |
93103932 |
|
Country of application |
AC |
EP |
|
Publication date |
PUB |
May 25, 1994 |
33
31
32 |
Priority data |
PRC
PRN
PRD |
DE
9203286
Mar 13, 1992
|
33
31
32 |
PRC
PRN
PRD |
DE
9207481
Jun 3, 1992
|
| 51 |
IPC main class |
ICM |
G06K 9/24
|
| 51 |
IPC secondary class |
ICS |
|
|
IPC additional class |
ICA |
|
|
IPC index class |
ICI |
|
|
Cooperative patent classification |
CPC |
G06F 3/04142
G06V 40/30
G07C 9/35
|
|
MCD main class |
MCM |
|
|
MCD secondary class |
MCS |
G06F 3/033
(2006.01)
G06F 3/041
(2006.01)
G06K 9/00
(2006.01)
G06K 9/24
(2006.01)
G07C 9/00
(2006.01)
|
|
MCD additional class |
MCA |
|
| 57 |
Abstract |
AB |
[EN] The invention relates to apparatus for checking writing, particularly signatures, by measuring storing and evaluating the pressures and pressure changes generated by the writing person on the writing surface by means of the writing instrument, the writing surface or writing base measuring the writing pressure and the changes in writing pressure. <IMAGE> |
| 56 |
Cited documents identified in the search |
CT |
WO001991009377A1
|
| 56 |
Cited documents indicated by the applicant |
CT |
|
| 56 |
Cited non-patent literature identified in the search |
CTNP |
P. DE BRUYNE: "Dynamic signature verification using your own pen", PROC. OF THE 1988 INT. CARNAHAN CONF. ON SECURITY TECHNOLOGY: CRIME COUNTERMEASURES, 5 October 1988 (1988-10-05), pages 5 - 8, XP000092872 0
|
| 56 |
Cited non-patent literature indicated by the applicant |
CTNP |
|
|
Citing documents |
|
Determine documents
|
|
Sequence listings |
|
|
|
Search file IPC |
ICP |
G06K 9/78 U
|
