Electrophotography Patents (Class 399)
- Log report (Class 399/10)
- Service mode (Class 399/11)
- Unit or part identification (Class 399/12)
- Component present or mounted (Class 399/13)
- Unacceptable copy coverage (Class 399/14)
- By inspection of copied image (Class 399/15)
- Document handling (Class 399/16)
- Consumable (Class 399/24)
- Image forming component (Class 399/31)
- Fixing (e.g., over-temperature protection) (Class 399/33)
- Cleaning (Class 399/34)
- Of motive power or driven unit (Class 399/36)
- Power supply (Class 399/37)
- Color balance (Class 399/39)
- Artificial intelligence (Class 399/42)
- Responsive to number of copies or passage of time (Class 399/43)
- Having temperature or humidity detection (Class 399/44)
- Responsive to copy media characteristic (Class 399/45)
- Of plural processes (Class 399/46)
- Control of charging (Class 399/50)
- Control of exposure (Class 399/51)
- Control of developing (Class 399/53)
- Control of transfer (Class 399/66)
- Control of fixing (Class 399/67)
- Control of cleaning (Class 399/71)
- Forming test image (Class 399/72)
- Electrometer detail (Class 399/73)
- Densitometer detail (Class 399/74)
- Photoelectrophoretic (Class 399/131)
- Thermoplastic deformation (Class 399/132)
- Having layer separation (e.g., manifold imaging) (Class 399/133)
- Having photoconductive toner (Class 399/134)
- Ion modulation (e.g., screen) (Class 399/135)
- Simultaneously with charge transfer (Class 399/136)
- Optical intermediate storage of original image (Class 399/137)
- Operator adjusted density (Class 399/138)
- Formation of master, photocopy-printer (Class 399/139)
- To produce microimage (Class 399/140)
- Selectively positive or negative (Class 399/143)
- Reader-printer (Class 399/144)
- Plural copies from same latent image (Class 399/145)
- Contact exposure (Class 399/146)
- Having overlayer (Class 399/147)
- Combined or plural functions by single component (Class 399/148)
- Combined with scanning (Class 399/151)
- Simultaneous exposure and development (Class 399/152)
- Simultaneous charging and exposure (Class 399/153)
- Having transfer of latent image (Class 399/154)
- Having reciprocating imaging member (Class 399/155)
- Having modification of latent image (Class 399/156)
- Display of developed image (Class 399/158)
- Photoconductive member (Class 399/159)
- Charging (Class 399/168)
- Exposure (Class 399/177)
- Development (Class 399/222)
- Treatment of developed image prior to transfer (Class 399/296)
- Transfer (Class 399/297)
- Fixing (e.g., fusing) (Class 399/320)
- Color (Class 399/344)
- Retractable cleaning arrangement (Class 399/345)
- Including lubricant (Class 399/346)
- Abrasion or film removal (Class 399/347)
- Removing liquid developer (Class 399/348)
- Plural diverse (Class 399/349)
- Blade (Class 399/350)
- Web (Class 399/352)
- Fibrous brush (Class 399/353)
- Magnetic (Class 399/356)
- Roller (Class 399/357)
- Having handling of removed material (Class 399/358)
