| Patent No. | Patent Title: |
| 5947276 | Pen-case device |
| 4061134 | Arterial graft device |
| 4060162 | Ribbon lift guide |
| 4058195 | Increment-decrement logic for serial printer |
| 4058197 | Ribbon tension control for a ribbon cartridge |
| 4058168 | Rotary harrows |
| 4054198 | Magnetic head control assembly for a magnetic passbook printing s... |
| 4053043 | Means and method for enhancing ribbon lift |
| 4051944 | Capstan driven, endless printer ribbon cartridge |
| 4051945 | Electronic tabulator for high speed printers |
| 4050566 | Mechanical code converter for use with a typewriter or the like |
| 4050565 | Keyboard controlled electronic embossing machine |
| 4050567 | Shift mechanism for typewriter |
| 4050520 | Cultivator with screening device |
| 4049109 | Print member carriage assembly |
| 4049110 | Print wheel mounting assembly |
| 4047608 | Compliant ribbon-guiding structure |
| 4046247 | Printer ribbon cartridge |
| 4046201 | Soil cultivating implements or rotary harrows |
| 4044882 | Apparatus for moving a printer carriage |
| 4044881 | Serial printer with linear motor drive |
| 4044880 | High speed wheel printer and method of operation |
| 4043439 | Serial printing device for typewriters, accounting machines, ... |
| 4042092 | Duplicating method |
| 4042090 | Key top |
| 4037707 | Cup shaped printer |
| 4037708 | Multicolor ink ribbon control for a typewriter |
| 4036348 | Fixing device for a type-carrier disk |
| 4034842 | Arrangement for driving a printing head along a printing line |
| 4033446 | Three-position ribbon guide for printer |
| 4033353 | Tracheostomy tube |
| 4029105 | Tracheostomy and endotracheal units |
| 4027668 | Multi-angle U-shaped hub for infusion member |
| 4026404 | Apparatus for the bodily shifting of a printing roller |
| 4026403 | Automatic printer with plurality of replaceable printing members |
| 4024942 | Printer with a paper guide separate from the printer frame |
| 4023664 | Automatic typewriter |
| 4022313 | Ribbon lifting mechanism |
| 4022312 | Semi-automatic centering control |
| 4020849 | Cuff inflation for tracheal tubes |