-
-
-
Security key system
-
Patent number 9,760,817
-
Issue date Sep 12, 2017
-
International Business Machines Corporation
-
Benjamin D. Briggs
-
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
-
-
-
Electronic memory key
-
Patent number 8,328,092
-
Issue date Dec 11, 2012
-
Sypris Electronics, LLC
-
Douglas Paul Robinson
-
G06 - COMPUTING CALCULATING COUNTING
-
Key management box
-
Patent number 8,248,206
-
Issue date Aug 21, 2012
-
Tokai Riken Co., Ltd.
-
Akihiro Sato
-
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Data interface assembly
-
Patent number 5,803,762
-
Issue date Sep 8, 1998
-
COMS21 Limited
-
Graeme Allan Green
-
G06 - COMPUTING CALCULATING COUNTING
-
-
-
-