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PENTAX CORP

Overview
  • Total Patents
    6,256
About

PENTAX CORP has a total of 6,256 patent applications. Its first patent ever was published in 1989. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets optics, audio-visual technology and medical technology are FUJINON CORP, FRONT STREET INVEST MAN INC AS MANAGER FOR FRONT STREET DIVERSIFIED INCOME CLASS and FUJI PHOTO OPTICAL CO LTD.

Patent filings per year

Chart showing PENTAX CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nomura Hiroshi 446
#2 Ouchi Teruo 205
#3 Hirunuma Ken 155
#4 Seo Shuzo 138
#5 Sugimoto Hideo 129
#6 Uenaka Yukio 116
#7 Shirai Masami 91
#8 Ito Takayuki 91
#9 Takeuchi Shuichi 86
#10 Sugiyama Akira 82

Latest patents

Publication Filing date Title
US2008231694A1 Image processor of endoscope system
US2008198457A1 Dust-proof, reflecting mirror and optical apparatus comprising same
TW200834570A Objective lens for optical pick-up
US2008174687A1 Apparatus and method for photographing
JP2008086809A Carrying case for endoscope
US2008136958A1 Camera having a focus adjusting system and a face recognition function
US2008130465A1 Objective Optical System and Optical Information Recording/Reproducing Device Having the Same
JP2008102531A Extension cam mechanism for zoom lens barrel
JP2008123659A Optical information recording/reproducing device and objective lens for the same
JP2008029869A Automatic light regulatory electronic endoscope unit
JP2008141728A Imaging unit
TW200822975A Method and apparatus for forming optical film, and optical article
JP2007330100A Ultrasonic-motor drive control device
JP2008000625A Flexible tube for endoscope
JP2008000624A Flexible tube for endoscope
JP2008116920A Angular velocity detection apparatus
JP2008059586A Ssml editor system
JP2008067371A Camera
JP2008054302A Imaging apparatus
JP2008043742A Electronic endoscope system