| ReturnTo Theme-Group-Choice | Onelevelup |
| 2H029 | Electrophotography using other than Carlson's method | |
| G03G13/05 ;15/00,115-15/00,118;15/05-15/05,102;15/34-15/34,101 | ||
| G03G13/05;15/05;15/05,101 | AA | AA00 RECORDING |
AA01 | AA02 | AA06 | AA08 | AA09 | |||||
| . By recording electrodes and control electrodes | . . Controlling dot diameter | . By recording electrodes alone | . Latent image formation on developers | . . By charging toner layers | ||||||||
| AB | AB00 ELECTRODES |
AB01 | AB02 | AB03 | AB04 | AB05 | AB07 | AB08 | AB10 | |||
| . Recording electrodes | . . Manufacture | . . Structure | . . Mounting | . . Movement | . Control electrodes | . . Structure | . Electrode arrangement | |||||
| AB12 | AB13 | AB14 | AB15 | AB16 | AB18 | |||||||
| . Controlling electrode operation | . . Electrode drive | . . . Impressing bias voltage | . . . Regulating the pulses impressed | . . . Voltage control | . . Switching polarities | |||||||
| AB21 | AB23 | AB25 | ||||||||||
| . . Selective driving | . . . Timing control | . . . Other than matrix control | ||||||||||
| AC | AC00 DEVELOPING |
AC01 | AC02 | AC05 | AC06 | AC08 | AC09 | |||||
| . Developing systems | . . Developing simultaneous with recording | . Toner feed | . . Toner backings (i.e., donors) | . Liquid developing | . . Variants using ink | |||||||
| AD | AD00 PURPOSE/FUNCTIONS |
AD01 | AD02 | AD03 | AD04 | AD05 | AD06 | AD07 | AD09 | |||
| . Preventing smudging | . Preventing ghosts | . Improving recording density or contrast | . Improving gradation | . Higher speed recording | . Simplification | . Colorizing | . Specific applications | |||||
| AE | AE00 OTHERS |
AE01 | AE02 | AE04 | AE05 | AE06 | ||||||
| . Preventing contamination; cleaning | . . Preventing contamination of electrodes, cleaning thereof | . Recording mediums | . . Handling thereof | . . . Controlling position relative to the electrodes | ||||||||
| G03G13/05;15/05;15/05,102 | BA | BA00 PHOTOSENSITIVE MATERIALS |
BA01 | BA02 | BA04 | BA05 | BA06 | |||||
| . Photosensitive layer composition | . . Four or more layers | . Mounting of photosensitive materials | . . Mounting on backings | . . Mounting on apparatuses | ||||||||
| BB | BB00 LATENT IMAGE FORMATION |
BB01 | BB02 | BB03 | BB05 | BB06 | BB08 | BB09 | BB10 | |||
| . Primary latent image formation | . . Charging and exposure alone | . . Impressing bias voltage | . Secondary latent image formation | . . Ion modulation | . . Retention modulation | . . . Primary latent image modulation | . . . Regulating the modulating means | |||||
| BB11 | BB13 | |||||||||||
| . . Correcting image magnification rate | . Controlling and stabilizing conditions for latent image formation | |||||||||||
| BC | BC00 OTHERS |
BC01 | BC02 | BC03 | ||||||||
| . Protecting the photosensitive materials | . . Preventing dust | . . Removing dust | ||||||||||
| G03G15/00,118 | CA | CA00 PHOTOSENSITIVE MATERIALS |
CA01 | CA02 | CA03 | CA05 | CA07 | |||||
| . Photosensitive layer composition | . . Three layers | . . Four or more layers | . . Continuous internal polarizing layers | . . Variants where the layers on which the latent images are formed can be separated | ||||||||
| CB | CB00 LATENT IMAGE FORMATION AND PROTECTION |
CB01 | CB02 | CB04 | CB05 | CB06 | CB08 | CB10 | ||||
| . Latent image formation | . . Latent image formation processes | . . Exposure | . . . Uniform exposure | . . . Multiple times of exposure | . Controlling conditions for latent image formation | . Latent image protection | ||||||
| CC | CC00 COPYING PROCESSES |
CC01 | CC03 | CC04 | CC05 | CC06 | CC08 | CC10 | ||||
| . Charging | . Developing | . . Negative and positive switching | . Transfer | . . Auxiliary transfer means | . Cleaning | . Eliminating residual charge | ||||||
| CD | CD00 FUNCTIONS AND APPLICATIONS |
CD01 | CD03 | CD05 | ||||||||
| . Image synthesis | . For negatives or positives | . Colorizing | ||||||||||
| G03G13/05;15/00,115 | DA | DA00 LATENT IMAGE FORMATION |
DA01 | DA02 | DA04 | DA05 | DA07 | |||||
| . Heat | . Photochemical reactions | . Using ions | . . Controlling ion flow | . Radiation or particle beams | ||||||||
| DB | DB00 OTHERS |
DB01 | DB03 | DB04 | DB05 | DB06 | DB07 | DB08 | ||||
| . Image carriers | . Processes | . . Developing | . . Transfer | . . Fixing | . . Cleaning | . . Discharging (i.e., eliminating residual charge) | ||||||
| DB11 | DB12 | DB13 | ||||||||||
| . Functions and applications | . . Image synthesis | . . Colorizing |