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NAKA CORP

Overview
  • Total Patents
    35
  • GoodIP Patent Rank
    184,115
About

NAKA CORP has a total of 35 patent applications. Its first patent ever was published in 1990. 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 civil engineering, electrical machinery and energy and consumer goods are GALAS ADAM SLAWOMIR, NOSEK KARL and DHINJAN BUDHA SINGH.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Shoji Tatsuo 22
#2 Tobikawa Tetsuo 16
#3 Naka Hiromasa 14
#4 Okumura Takao 14
#5 Okushima Takehiko 14
#6 Nakamura Norio 8
#7 Okada Noboru 4
#8 Hosoya Hideyasu 4
#9 Kido Noriaki 3
#10 Fujitani Tetsuya 3

Latest patents

Publication Filing date Title
WO2020226144A1 Evacuation device
WO2020226142A1 Evacuation device
WO2020226143A1 Escape device
WO2020184709A1 Handrail, and method for attaching handrail
JP2013162988A Theft hatch
JP2012254035A Rooftop greening structure
JP2012111083A Manufacturing method and manufacturing apparatus of coated rod, and coated rod
JP2011214325A Panel device for free access floor and lid member
JP2011179236A Base-isolated floor structure
JP2011174308A Partition panel provided with door body and method of installing door body in partition panel
JP2011157717A Double floor panel
JP2011084925A Floor panel for free access floor
JP2011038296A Evacuation equipment
JP2011038297A Evacuation equipment
CA2028752A1 Device for fixing floor panels
US5072557A Device for fixing floor panels
EP0398547A1 Device and structure for supporting floor panels
AU5545190A Support device of floor panels
CA2081764A1 Structure for supporting floor panels
EP0529073A1 Support device of floor panels