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NAT INST RURAL ENGINEERING

Overview
  • Total Patents
    68
About

NAT INST RURAL ENGINEERING has a total of 68 patent applications. Its first patent ever was published in 1996. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets basic materials chemistry, environmental technology and materials and metallurgy are ROAD BUILDING INTERNAT BARBADO, CMD GROUP CO LTD and NITTETSU CEMENT KK.

Patent filings in countries

World map showing NAT INST RURAL ENGINEERINGs patent filings in countries

Patent filings per year

Chart showing NAT INST RURAL ENGINEERINGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fujimori Shinsaku 26
#2 Onodera Tsuneo 13
#3 Nagatsuka Isamu 11
#4 Kobori Shigeji 11
#5 Naoe Tsugio 6
#6 Fujimoto Naoya 6
#7 Mouri Shigeyuki 6
#8 Miyata Tetsuo 5
#9 Naka Tatsuo 5
#10 Muroi Fujio 5

Latest patents

Publication Filing date Title
JP2006274655A Drain structure of banking levee body and its construction method
JP2006195593A Service adjustment system and its method
JP2006081436A Water level regulation system for cultivation area
JP2006083565A Joint for culvert pipes
JP2006057325A Banking sandbag, and banking method using the same
JP2006057733A Burying construction method for tubular body
JP2006053045A Method and apparatus for inspecting inside of tree in non-destructive manner using acoustic tomography
JP2006017187A Method of filling grout material between sheath pipe and new pipe in pipe-in tunnel construction method or the like
JP2006002400A Drainage closed conduit forming method and device
JP2005337746A Electric exploration method
JP2005325554A Mole drain forming device, method and mole drain
JP2005290679A Permeable pavement material composition and paving method
JP2005282180A Water leakage preventive sealant in concrete structure and water leakage preventive method using water leakage preventive sealant
JP2005283416A Abrasion testing apparatus and its method
JP2005269910A Water valve with backward flow preventing function
JP2005264602A Submerged water storage tank with canopy
JP2005238167A Sludge drying method
JP2005232739A Sediment flow-out preventing method and sediment flow-out preventing agent spraying device
JP2005233680A Fluid leakage of pipeline search system and its search method
JP2005213277A Soil caking agent