IRIE KOKEN KK has a total of 95 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1976. It filed its patents most often in Japan, Republic of Korea and United States. Its main competitors in its focus markets mechanical elements, thermal processes and machines are SISTAG AG ABSPERRTECHNIK, POSI SEAL INTERNATIONAL and KITAMURA VALVE MFG CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 64 | |
#2 | Republic of Korea | 9 | |
#3 | United States | 8 | |
#4 | WIPO (World Intellectual Property Organization) | 7 | |
#5 | China | 4 | |
#6 | EPO (European Patent Office) | 2 | |
#7 | Taiwan | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Thermal processes | |
#3 | Machines | |
#4 | Semiconductors | |
#5 | Control | |
#6 | Medical technology |
# | Technology | |
---|---|---|
#1 | Venting or aerating devices | |
#2 | Pistons and sealings | |
#3 | Unspecified technologies | |
#4 | Semiconductor devices | |
#5 | Coin-freed | |
#6 | Heat-exchange device details | |
#7 | Air-conditioning | |
#8 | Heat-exchanger without contact | |
#9 | Refrigerators | |
#10 | Syringes |
# | Name | Total Patents |
---|---|---|
#1 | Irie Norikimi | 33 |
#2 | Hayashi Yuzo | 29 |
#3 | Yabe Manabu | 17 |
#4 | Nakagawa Masaharu | 17 |
#5 | Sawa Toshio | 16 |
#6 | Yoshida Hidehiko | 12 |
#7 | Saito Tatsuo | 9 |
#8 | Katagiri Toshiro | 6 |
#9 | Kato Yoshihiro | 5 |
#10 | Minamoto Hiroshi | 5 |
Publication | Filing date | Title |
---|---|---|
JP2020200852A | Valve body and vacuum gate valve | |
WO2020225844A1 | Gate valve | |
JP2020178932A | Transfusion flow rate detector | |
JP2020122528A | Magnetic seal type gate valve | |
JP2019069036A | Liquid supply system | |
WO2017134737A1 | Fluid supply apparatus | |
JP2016196897A | Compound type bellows | |
WO2016121098A1 | Metal sealing component, metal sealing structure and method for manufacturing metal sealing component | |
JP2016011719A | Gate valve | |
JP2014234917A | Gate valve and chamber | |
JP2013124773A | Bellows protection structure of gate valve | |
KR20140031167A | Hermetically-sealed chamber | |
JP2011179530A | Seal groove, seal material | |
JP2011179529A | Seal structure of gate valve | |
WO2011104865A1 | Knockdown-type hermetically sealed chamber | |
WO2011104861A1 | Seal structure for gate valve | |
JP2011069407A | Conductance valve and vacuum pump | |
JP2008269811A | Bellows with rf shield | |
JP2005140151A | Gate valve | |
JP2004270754A | Divided valve plate |