| Patents for B41K 1 - Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stamps; Inking devices or other accessories therefor (3,474) |
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| 09/02/1992 | CN2114556U Improved structure for continuous seal |
| 09/02/1992 | CN1064047A Fingerprint box |
| 08/12/1992 | CN2112495U New type numbering device |
| 08/12/1992 | CN2112494U Portable steel seal supporter |
| 08/12/1992 | CN1063450A Electric printer |
| 08/11/1992 | US5136968 Sustained release ink dispenser |
| 08/05/1992 | CN2111837U Signet with rotating connection of rein and word panel |
| 08/05/1992 | CN2111836U Signet with secret code |
| 08/05/1992 | CN2111835U License tag printing device for motor vehicle |
| 07/28/1992 | US5133254 Quilt guide stamp kit apparatus |
| 07/16/1992 | DE4117163A1 Stamp handle assembly - has ridge formed at front of handle, keeping label to front when hung up |
| 07/15/1992 | CN2109943U Seal combined device |
| 07/09/1992 | DE4116952A1 Stamp handle configuration - has ridge at front ensuring designation is always visible when hung up |
| 07/08/1992 | EP0493966A1 Stamp device employing an elongate heat sensitive stencil paper |
| 07/08/1992 | EP0493965A1 Stamp device employing a heat sensitive stencil paper to be perforated by heat of a thermal head |
| 07/08/1992 | CN2109300U Electric printer |
| 06/23/1992 | US5123349 Self-inking hand stamp |
| 06/17/1992 | CN2107374U Micro combined stamp box |
| 06/17/1992 | CN2107373U Fixed image print |
| 06/03/1992 | CN2106066U Signet device with stamp-pad ink storage |
| 06/03/1992 | CN2106065U Automatic colouring stamping machine |
| 05/27/1992 | CN2105395U Automatic date printer |
| 05/26/1992 | US5115729 Stamper having adjustable die depth |
| 05/20/1992 | CN2104751U Nail type siqnet |
| 05/13/1992 | EP0282584B1 Adjustable stamping device |
| 05/13/1992 | CN2104138U Changing rectangle apparatus |
| 05/13/1992 | CN2104119U Signet box with stamp pad |
| 05/12/1992 | US5111745 Ink stamps |
| 05/06/1992 | CN2103438U Ink-stored date stamp |
| 05/06/1992 | CN2103437U Intelligent stamp |
| 04/29/1992 | CN2102843U Automatic numbering machine |
| 04/29/1992 | CN2102842U Business seal handle |
| 04/28/1992 | US5108211 Hand held writing instrument with built in stamp |
| 04/21/1992 | US5105738 Articulated hand stamp |
| 04/07/1992 | CA1298517C Printing mechanism |
| 03/27/1992 | CA2028611A1 Stamping pen |
| 03/18/1992 | EP0475061A1 Articulated hand stamp |
| 03/18/1992 | CN1059494A Technology and equipment for producing seals with ultraviolet anti-fake atoms |
| 02/06/1992 | DE4024490A1 Hand-held security stamp with programmable output - has integral computer with security codes to prevent misuse |
| 12/25/1991 | CN2091223U Date stamp |
| 12/12/1991 | WO1991018745A1 Plate stereotyping ink for manufacturing permanent pre-inked tampons |
| 12/11/1991 | CN2090324U Automatic inking stamper by rolling contact |
| 12/04/1991 | EP0459969A1 Self inking stamps with inking in an upside-down position |
| 11/27/1991 | CN1056477A Colour-decorated glass composite material with crystalline lustre |
| 11/25/1991 | CA2043031A1 Apparatus for date-stamping an interior surface of a container |
| 11/13/1991 | EP0456631A1 Self-inking hand stamp |
| 10/22/1991 | US5058501 Self-inking tumble type hand stamp |
| 10/16/1991 | CN2086659U Cylinder starlike stamping surface for penmanship training |
| 09/26/1991 | DE4009294A1 Pen for printing numbers and symbols by hand - has transparent printing shoe on which is distance fillet |
| 09/17/1991 | US5049432 Microporous material containing marking fluid; absorbent backing |
| 09/17/1991 | US5048415 Stamp combination |
| 09/05/1991 | DE4006206A1 Stamp pad automatic re-impregnation system - has control body with distribution chamber preceding ink vessel outlets |
| 09/04/1991 | CN1054216A Automatic number marker with check code |
| 09/03/1991 | CA1288280C Detent holder for type wheels |
| 08/28/1991 | CN2083537U Plate character mould for hand writing train |
| 08/21/1991 | EP0442577A2 Apparatus and method for a see through ink stamp with detachable dies |
| 08/17/1991 | CA2035487A1 Apparatus and method for a see through ink stamp with detachable dies |
| 07/24/1991 | EP0438067A2 Self inking hand stamp |
| 07/10/1991 | CN2080460U Portable rolling stamping machine |
| 07/10/1991 | CN2080459U Automatic inking printer |
| 07/09/1991 | CA1285819C Printing mechanism |
| 06/26/1991 | EP0433572A1 Writing instrument including stamp |
| 05/14/1991 | US5014617 Self-storing and inking stamp |
| 05/08/1991 | CN2076479U Multifunctional auto-post coder |
| 05/08/1991 | CN2076478U Automatic numbering machine with check code |
| 04/30/1991 | CA1283576C Printing mechanism |
| 04/17/1991 | CN2075136U Digit controlled gilding press for badge and visiting card |
| 03/27/1991 | CN2073813U Improvement of printing ink stamp |
| 03/13/1991 | EP0417014A2 Picture forming apparatus |
| 03/12/1991 | US4998473 Random data lotto printer and method for its manufacture |
| 03/12/1991 | CA1281232C2 Print head |
| 03/05/1991 | US4996921 Structure of stamp with self-provided ink filling mechanism |
| 02/06/1991 | EP0411021A1 Hand stamp with folding handle. |
| 01/30/1991 | CN2070240U Hang push handwriting form rapid printer |
| 01/23/1991 | CN2069784U Ink stamp |
| 01/22/1991 | US4986175 Ink stamp apparatus and kit |
| 01/15/1991 | CA1278951C Printing mechanism |
| 01/02/1991 | CN2068462U Box-type composite signet |
| 12/19/1990 | CN2067644U Automatic ink-feeding stamp |
| 12/14/1990 | EP0411021A4 Hand stamp with folding handle. |
| 11/20/1990 | US4970954 Self inking hand stamp |
| 11/20/1990 | US4970952 Date-stamping apparatus |
| 10/25/1990 | DE3913376A1 Printing forme for coupon for national lottery - has printing blocks arranged in rows in panels on mounting plate |
| 10/10/1990 | CN2063479U Hand-operated bar code printer |
| 10/03/1990 | CN2063079U Image-status stamp combined with watch or necklace |
| 09/19/1990 | CN2062279U Continuously automatic ink-feeding seal |
| 08/28/1990 | US4951565 Printing mechanism with torque limiting detent elements on actuating knob |
| 08/22/1990 | EP0258323B1 Hand stamp with self-inking device |
| 08/15/1990 | CN2060392U Self adapting word nail type private seal |
| 07/10/1990 | US4939990 Multi-surfaced rotary stamping apparatus |
| 05/29/1990 | US4928594 Foldable rubber stamp handle |
| 05/29/1990 | US4928588 Apparatus for dry printing onto a workpiece using a hot embossing film and an embossing die |
| 05/22/1990 | US4927695 Self-inking, non-leaking hand stamp with non-wrinkling absorbent backing |
| 05/16/1990 | CN2057142U Seal impression checking machine for common official seal |
| 05/15/1990 | US4924773 Use in playing bingo |
| 05/02/1990 | CN2056635U Hand shifting printing machine |
| 05/02/1990 | CN2056634U Improved ink feeding system for seal |
| 04/18/1990 | EP0364072A2 Pocket stamp |
| 04/18/1990 | CN2056125U Ink stamp |
| 03/22/1990 | WO1990002657A1 Self-inking stamping pad |