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PENTAX PREC CO LTD

Overview
  • Total Patents
    35
About

PENTAX PREC CO LTD has a total of 35 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Japan, United States and United Kingdom. Its main competitors in its focus markets measurement, optics and telecommunications are WILD HEERBRUGG AG, LEVELITE TECHNOLOGY INC and COOKE TROUGHTON & SIMMS LTD.

Patent filings in countries

World map showing PENTAX PREC CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 27
#2 United States 7
#3 United Kingdom 1

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Kaneko Kenji 14
#2 Matsuo Shunji 5
#3 Takayama Mochiyume 5
#4 Takayama Homu 5
#5 Ueno Masayuki 5
#6 Suzuki Shinichi 4
#7 Nakamura Kenichi 4
#8 Hoshino Tadahisa 3
#9 Tada Eijiro 3
#10 Nasu Sachiko 3

Latest patents

Publication Filing date Title
JP2005003664A Surveying instrument
JP2004163197A Surveying instrument having image display section
JP2004163164A Surveying instrument having automatic collimating function and distance measuring function
JP2004144629A Surveying equipment
JP2004108939A Remote control system of survey airplane
JP2004138382A Measuring point instruction device
JP2003083747A Tripod attaching device
JP2003315651A Operation ring fixing device for lens barrel in cctv camera
JP2003269960A Optical sighting device for survey machine
JP2003057032A Automatic adjustment device for optical axis of surveying instrument
JP2003185810A Annular zone nd filter and method for manufacturing the same
JP2003131122A Surveying instrument
JP2003107345A Very high variable power zoom lens system
JP2002189238A Diaphragm device for cctv camera lens and diaphragm device unit
JP2003090724A Implement for carrying housing case for surveying equipment
JP2003083746A Optical range finder
JP2003075155A Survey airplane with automatic reading device for character on level rod
US2002040959A1 Surveying instrument having an optical distance meter and an autofocus system, and a surveying instrument having a detachable autofocus system
JP2003042765A Automatic scale reader for level rod
JP2003025211A Rotating partition device of magnetic polishing machine