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RICOH CO LTD

Overview
  • Total Patents
    53,658
  • GoodIP Patent Rank
    35
  • Filing trend
    ⇧ 13.0%
About

RICOH CO LTD has a total of 53,658 patent applications. It increased the IP activity by 13.0%. Its first patent ever was published in 1993. It filed its patents most often in Japan, EPO (European Patent Office) and China. Its main competitors in its focus markets optics, computer technology and audio-visual technology are FUJI XEROX CO LTD, S PRINTING SOLUTION CO LTD and KYOCERA DOCUMENT SOLUTIONS INC.

Patent filings per year

Chart showing RICOH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Asai Takahiro 441
#2 Yoshinaga Hiroshi 437
#3 Ishii Kenji 416
#4 Shimokawa Toshihiko 376
#5 Imada Takahiro 351
#6 Kato Yoshinaga 350
#7 Fujimoto Ippei 328
#8 Nakamura Yuki 328
#9 Sone Yuji 326
#10 Matsumoto Shinji 321

Latest patents

Publication Filing date Title
GB202017349D0 Device for modifying direction of media travel
EP3816726A1 Light-source device and image forming apparatus including same
EP3817326A1 Communication terminal, communication system, method for sharing data, and carrier means
EP3812160A1 Sheet guiding device, post-processing system incorporating the sheet guiding device, and image forming system incorporating the post-processing system
EP3808263A1 Nerve stimulating apparatus, biometric information measuring system, and method of setting stimulus generating timings of biometric information measuring system
WO2021075403A1 Movable apparatus
WO2021070972A1 Display apparatus, color supporting apparatus, display method, and program
EP3805839A1 Light deflector, deflecting device, distance-measuring apparatus, image projection device, and vehicle
JP2021005420A Information processing system and approval method
JP2021009404A Light guide member, light guide, and virtual image display unit
US2021103012A1 Magnetic field measuring apparatus and flux quantum calculating method
EP3816796A1 Information processing apparatus, information processing apparatus update method, and carrier means
EP3800540A1 Program, information processing system, information processing method, and information processing apparatus
EP3800046A1 Method for producing three-dimensional object
EP3806315A1 Element and method for manufacturing element
EP3800148A1 Belt conveyance device, sheet feeding device, image forming apparatus, and image forming system
EP3799409A1 Signal correction device, image reading device, image processing apparatus, signal correction method, and computer program product
EP3809806A1 Wiring board
WO2021065689A1 Magnetic-field measuring apparatus
EP3798735A1 Developing device and image forming apparatus including same