Patent assignee · JP · COMPANY

RICOH COMPANY, LTD.

28,664Patents
18,243Active
28,664Granted
59Portfolio score

Filing activity: Feb 28, 1972 → Jul 2, 2024 · 5,633 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7015894B2 Information input and output system, method, storage medium, and carrier wave Physics 1,630 Expired
US7207556B2 Sheet finisher having an angularly movable stapler and image forming system including the same Performing Operations; Transporting 1,435 Expired
US5651821A Battery disposal and collection apparatus Emerging Cross-Sectional Technologies 1,014 Expired
US8599450B2 Image read device and copier Electricity 1,002 Active
US7598972B2 Optical scanning device and image forming apparatus Electricity 997 Active
USD622286S1 Portion of liquid crystal panel with icon image General 726 Expired
US6012083A Method and apparatus for document processing using agents to process transactions created based on document content Emerging Cross-Sectional Technologies 646 Expired
US6804659B1 Content based web advertising Physics 438 Expired
US5671282A Method and apparatus for document verification and tracking Physics 428 Expired
US5465353A Image matching and retrieval by multi-access redundant hashing Emerging Cross-Sectional Technologies 420 Expired
US5806005A Wireless image transfer from a digital still video camera to a networked computer Electricity 404 Expired
US5848413A Method and apparatus for accessing and publishing electronic documents Emerging Cross-Sectional Technologies 398 Expired
US5754227A Digital electronic camera having an external input/output interface through which the camera is monitored and controlled Electricity 374 Expired
US6581092B1 Method and system for remote diagnostic, control and information collection based on various communication modes for sending messages to users Electricity 372 Expired
US7986431B2 Information processing apparatus, information processing method, and computer program product Emerging Cross-Sectional Technologies 356 Active
US5585896A Image forming apparatus with a contact member contacting an image carrier Physics 302 Expired
US5933823A Image database browsing and query using texture analysis Emerging Cross-Sectional Technologies 293 Expired
US5717394A Method and apparatus for encoding and decoding data Electricity 279 Expired
US6208956A Method and system for translating documents using different translation resources for different portions of the documents Physics 275 Expired
US6081261A Manual entry interactive paper and electronic document handling and processing system Physics 269 Expired
US5381145A Method and apparatus for parallel decoding and encoding of data Electricity 263 Expired
US6104430A Digital electronic still camera which receives an input/output control program through a detachable communication interface card Emerging Cross-Sectional Technologies 263 Expired
US7606444B1 Multimodal access of meeting recordings Emerging Cross-Sectional Technologies 262 Active
US6421042B1 Coordinate position inputting/detecting device, a method for inputting/detecting the coordinate position, and a display board system Physics 251 Expired
US7194471B1 Document classification system and method for classifying a document according to contents of the document Emerging Cross-Sectional Technologies 242 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.