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SAKAI IRON WORKS CO LTD

Overview
  • Total Patents
    25
About

SAKAI IRON WORKS CO LTD has a total of 25 patent applications. Its first patent ever was published in 1998. It filed its patents most often in Japan. Its main competitors in its focus markets mechanical elements are AMERICAN MEMBRANE NANTONG CO LTD, BONDARENKO PAVEL D and TAKAYAMA METAL IND CO LTD.

Patent filings in countries

World map showing SAKAI IRON WORKS CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 25

Patent filings per year

Chart showing SAKAI IRON WORKS CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

# Technology
#1 Pipes

Top inventors

# Name Total Patents
#1 Miki Yoshiteru 5
#2 Ishizaki Shigeru 4
#3 Ashikaga Tomohiko 4
#4 Kuroda Mitsuho 4
#5 Kumada Hitoshi 3
#6 Takeda Yasushi 3
#7 Katagiri Kenji 3
#8 Jinno Katsunobu 3
#9 Go Hisahiro 2
#10 Sugiyama Tomoaki 2

Latest patents

Publication Filing date Title
JP2005010899A Web site diagnostic/support device, method and program
JP2004294232A Method for detecting stress anisotropy and method for diagnosing stress
JP2004107708A Method for sealing inner part of pipe structure
JP2004037436A Method of measuring sound elastic stress by surface sh wave and measuring sensor
JP2003322609A Evaluation method for residual strength of circular steel pipe member with generated defect on cross section
JP2003165688A Balance type weighing machine
JP2003097734A Discharge valve device
JP2003064648A Water gate device
JP2003059364A Contact monitor
JP2002059090A Wire rope cleaning apparatus, wire rope cleaning/ inspecting system, and wire rope cleaning/oil supplying system
JP2002194566A Treatment method for surface of hot-dip zinc plating
JP2002194683A Apparatus and system for wire rope lubrication
JP2002138449A Slide gate
JP2002061283A Joint structure
JP2001349285A Diaphragm pump
JP2001096363A Welding method and equipment
JP2001018060A One side welding method
JP2001020405A Electric protection structure for steel pipe in steel construction
JP2000355973A Cover member for steel pipe
JP2000328704A Joint structure of precast floorboard and joint construction method therefor