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| Class 347 | INCREMENTAL PRINTING OF SYMBOLIC INFORMATION |
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![[List of Pre Grant Publications for class 347 subclass 1]](../as.gif) | ![[List of Patents for class 347 subclass 1]](../ps.gif) | 1 | INK JET |
| | 2 |  Combined |
| | 5 | Controller |
| | 6 |  Of fluid (e.g., ink flow rate, viscosity, etc.) |
| | 8 | Of spacing between fluid ejector and receiving medium |
| | 9 | Of ejector |
| | 16 | Of medium |
| | 17 | Of temperature or pressure of device or component thereof |
| | 19 | Measuring and testing (e.g., diagnostics) |
| | 20 | Ejector mechanism (i.e., print head) |
| | 21 | With additional fluid |
| | 22 | With cleaning or protector |
| | 23 |  Responsive to condition |
| | 24 | For color |
| | 25 | Gas |
| | 26 | Heat |
| | 27 | Vibration |
| | 28 | Solvent |
| | 29 | Nozzle cap, cover, or protection |
| | 33 | Wiping |
| | 34 | Mist or dust removal |
| | 35 | Purging without a cap |
| | 36 | Waste storage |
| | 37 | With means to scan fluid ejector relative to the receiving medium |
| | 40 | Array of ejectors |
| | 44 | Discharge means |
| | 48 | With plural transducers |
| | 49 | Modular |
| | 50 | Electrical connector means |
| | 51 | Optical energy acting on fluid |
| | 52 | Electron beam acting on fluid |
| | 53 | Magnetic |
| | 54 | Drop-on-demand |
| | 55 | With electric field ejection (applied to fluid) |
| | 56 | With thermal force ejection |
| | 57 |  Drive signal application |
| | 60 | Preheat |
| | 61 | Thermal force generators |
| | 63 | Composite ejector |
| | 66 | Head separate from fluid supply |
| | 67 | With additional feature |
| | 68 | With piezoelectric force ejection |
| | 73 | Continuous stream (includes dispersion) |
| | 84 | Fluid or fluid source handling means |
| | 85 | Fluid supply system |
| | 92 | With means to remove and/or accommodate bubbles in the fluid |
| | 93 | With fluid treatment (e.g., filtering) |
| | 94 | With means to reduce vibration in the fluid (damping) |
| | 95 | Fluid (e.g., fluid specifics) |
| | 101 | Medium and processing means |
| | 102 | Drying or curing |
| | 103 | Transfer of fluid to another record medium |
| | 104 | Physical handling |
| | 105 | Receiving medium |
| | 107 | With unique pattern |
| | 108 | Housing |
| | 111 | ELECTRIC MARKING APPARATUS OR PROCESSES |
| | 112 | Electrostatic |
| | 113 | Thermoplastic |
| | 114 | Electrothermographic |
| | 115 | Multicolor |
| | 120 | By information carrying flow of invisible charged particles |
| | 121 | Electron beam generator with air tight envelope |
| | 123 | Specific ionographic head |
| | 124 | Including simultaneous development |
| | 125 | Fluid assisted charged particle flow or generation |
| | 127 | Laminated head including charged particle generation layer |
| | 128 | Including driving circuitry |
| | 129 | Photo scanning |
| | 130 | Light emitting diodes |
| | 131 | Dot density or dot size control (e.g., halftone) |
| | 132 | Beam generator driving means |
| | 134 | Optical elements interposed between record receiver and beam generator |
| | 138 | Housing or mounting |
| | 139 | Record receiver or conveyor means therefor |
| | 140 | Developer or charger mechanism |
| | 141 | Specific electrostatic head |
| | 142 | Signal switching |
| | 143 | Amplitude modulation |
| | 144 | Time based modulation (e.g., pulse width, duty cycle, rise time) |
| | 145 | Block driving |
| | 146 | Character wheel |
| | 147 | Specific head tip |
| | 148 | Printed circuit or wiring |
| | 149 | Spacing or pressure |
| | 150 | Composition |
| | 151 | Using recording head to selectively charge toner |
| | 152 | Housing or mounting |
| | 153 | With medium for receiving an image or feeding means therefor |
| | 159 | By electrical discharge (e.g., spark) |
| | 160 | Rotary head support |
| | 161 | Electrical discharge burning (e.g., oxidation or electroerosion) |
| | 162 | Including driving circuitry |
| | 163 | By electrochemical |
| | 171 | THERMAL MARKING APPARATUS OR PROCESSES |
| | 172 | Multicolor |
| | 179 | With correction or erasing means |
| | 180 | Block driving |
| | 183 | Gradational recording |
| | 185 | Preheating |
| | 188 | Density control |
| | 189 | In accordance with ambient temperature |
| | 190 | By number of heated recording elements |
| | 191 | In accordance with thermal output characteristic of the recording means |
| | 192 | By variation in power supply |
| | 193 | By transfer material or record receiver |
| | 194 | In accordance with temperature of the recording means |
| | 195 | By history of recording elements |
| | 197 | Recording means engaging or holding means |
| | 199 | Electroconductive recording means |
| | 200 | Specific resistance recording element type |
| | 201 | Edge or end face type |
| | 202 | Glazed layer |
| | 203 | Protective layer |
| | 204 | Heat resistance layer |
| | 205 | Head substrate |
| | 206 | Heating resistive elements |
| | 207 | Having auxiliary means for conducting heat |
| | 208 | Specific conductor means (e.g., electrode, conducting pattern, etc.) |
| | 211 | Having driving circuitry for recording means |
| | 212 | Pre or post image recording treatment |
| | 213 | Having an intermediate medium for transferring ink |
| | 214 | Ink cassette or cartridge |
| | 215 | Record receiver and transfer medium feeding or driving means |
| | 217 | With transfer medium or driving means therefor |
| | 218 | Record receiver driving means |
| | 220 | Platen or engaging means therefor |
| | 221 | With recording medium |
| | 222 | Housing or mounting |
| | 223 | Including cooling device |
| | 224 | LIGHT OR BEAM MARKING APPARATUS OR PROCESSES |
| | 225 | Scan of light |
| | 226 | Cathode ray device |
| | 227 | With record receiver in an evacuated enclosure |
| | 228 | Having developing means |
| | 229 | Synchronization of light with record receiver |
| | 230 | Having optical means interposed between the screen of the cathode ray device and the record receiver |
| | 231 | Having deflecting means |
| | 232 | Multicolor |
| | 233 | Plural beam scan |
| | 234 | Synchronization of light with medium |
| | 235 | Scan synchronization (e.g., start-of-scan, end-of-scan) |
| | 236 | Feed back of light for intensity control |
| | 237 | Driving circuitry |
| | 238 | Specific light source (e.g., LEDs assembly) |
| | 239 | Specific light modulator |
| | 240 | Tone marking |
| | 241 | Specific optical structure |
| | 245 | Housing or mounting |
| | 246 | Feedback of light for intensity control |
| | 247 | Driving circuitry |
| | 248 | Synchronization of light with medium |
| | 250 | Scan synchronization (e.g., start-of-scan, end-of-scan) |
| | 251 | Tone marking |
| | 252 | By adjusting pulse width of light beam |
| | 253 | By varying intensity of light beam |
| | 254 | By varying dotting density |
| | 255 | Specific light modulator |
| | 256 | Specific optical structure |
| | 262 | With record receiver or handling means therefor |
| | 263 | Housing or mounting |
| | 264 | With record receiver or handling means therefor |
| | 110 | MARKING DEVICES |
| CROSS-REFERENCE ART COLLECTIONS | ||
| | 900 | DATA PROCESSING FOR ELECTROSTATIC RECORDING |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
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