RIKEN KK has a total of 2,772 patent applications. It decreased the IP activity by 30.0%. Its first patent ever was published in 1963. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and surface technology and coating are KK RIKEN, FEDERAL MOGUL BURSCHEID GMBH and NIPPON PISTON RING CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 2,074 | |
#2 | United States | 161 | |
#3 | WIPO (World Intellectual Property Organization) | 122 | |
#4 | China | 112 | |
#5 | EPO (European Patent Office) | 98 | |
#6 | Republic of Korea | 48 | |
#7 | Germany | 36 | |
#8 | United Kingdom | 30 | |
#9 | Taiwan | 27 | |
#10 | Brazil | 16 | |
#11 | Canada | 13 | |
#12 | France | 11 | |
#13 | Mexico | 7 | |
#14 | India | 4 | |
#15 | Argentina | 3 | |
#16 | Italy | 3 | |
#17 | Australia | 2 | |
#18 | Indonesia | 2 | |
#19 | Russian Federation | 2 | |
#20 | Spain | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Engines, pumps and turbines | |
#3 | Surface technology and coating | |
#4 | Environmental technology | |
#5 | Materials and metallurgy | |
#6 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Yoshida Kiyohide | 237 |
#2 | Kunimoto Akira | 146 |
#3 | Shinada Manabu | 132 |
#4 | Yaguchi Osamu | 127 |
#5 | Abe Akira | 103 |
#6 | Inoue Shigeo | 94 |
#7 | Kiyota Fumio | 94 |
#8 | Kurosawa Hideyuki | 92 |
#9 | Ono Takashi | 83 |
#10 | Nakanouchi Yukio | 78 |
Publication | Filing date | Title |
---|---|---|
JP2020204349A | piston ring | |
JP2020183558A | Spheroidal graphite cast iron, method of spheroidal graphite cast iron, and component for automobile under carriage | |
JP2020176550A | Slide member | |
JP2020177974A | Noise countermeasure member | |
JP2020172183A | Vehicle knuckle | |
JP2020172684A | Sliding member and piston ring | |
JP2019113191A | side rail | |
JP2020169658A | Seal ring | |
JP2020106109A | piston ring | |
JP2019120403A | piston ring | |
JP2020085164A | Seal ring | |
JP2020045955A | Seal ring | |
JP2020041573A | Piston ring and manufacturing method of the same | |
JP2020033622A | Sliding member | |
JP2020020395A | piston ring | |
JP2020003039A | Piston ring and manufacturing method thereof | |
JP2020003038A | Combination oil control ring | |
JP2019190513A | piston ring | |
JP2019127962A | Oil ring | |
JP2019116677A | Sliding member |