KK RIKEN has a total of 241 patent applications. It increased the IP activity by 41.0%. Its first patent ever was published in 2004. It filed its patents most often in EPO (European Patent Office), United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and materials and metallurgy are FEDERAL-MOGUL BURSCHEID GMBH, COFAP and FED MOGUL BURSCHEID GMBH.
# | Country | Total Patents | |
---|---|---|---|
#1 | EPO (European Patent Office) | 72 | |
#2 | United States | 61 | |
#3 | WIPO (World Intellectual Property Organization) | 53 | |
#4 | China | 34 | |
#5 | Republic of Korea | 12 | |
#6 | Brazil | 3 | |
#7 | Mexico | 3 | |
#8 | Taiwan | 3 |
# | Technology | |
---|---|---|
#1 | Pistons and sealings | |
#2 | Cylinders for combustion engines | |
#3 | Coating metallic material | |
#4 | Alloys | |
#5 | Shafts | |
#6 | Working metallic powder | |
#7 | Cyclically operating valves | |
#8 | Metal tempering | |
#9 | Special machines | |
#10 | Casings and printed circuits |
# | Name | Total Patents |
---|---|---|
#1 | Shimizu Hiroshi | 35 |
#2 | Sekiya Takuma | 20 |
#3 | Shima Yuji | 20 |
#4 | Moronuki Masaki | 14 |
#5 | Fujita Masaaki | 14 |
#6 | Takezawa Yuichiro | 12 |
#7 | Kawanishi Minoru | 11 |
#8 | Shinohara Akio | 10 |
#9 | Ichikawa Takayuki | 10 |
#10 | Kakegawa Satoru | 10 |
Publication | Filing date | Title |
---|---|---|
US2021071761A1 | Piston ring | |
EP3779244A1 | Spacer expander and oil control ring including same | |
WO2019124389A1 | Piston ring for internal combustion engine | |
WO2019167241A1 | Piston ring | |
US2020292076A1 | Sliding member and piston ring | |
CN110462198A | Sliding component and piston ring | |
EP3406865A1 | Sintered valve seat | |
TW201909721A | Noise suppression film for near field | |
TWI644332B | Near field noise suppression sheet including a substrate and a soft magnetic alloy powder | |
WO2018198173A1 | Side rail | |
EP3318656A1 | Sliding member and piston ring | |
CN108700199A | Sealing ring | |
CN108026800A | Sinter valve seat | |
WO2016158848A1 | Seal ring | |
EP3163129A1 | Piston ring | |
EP3162475A1 | Sintered valve seat and method for manufacturing same | |
US2016265660A1 | Piston ring for internal combustion engine | |
EP3051189A1 | Seal ring | |
EP2980459A1 | Seal device | |
US2015308573A1 | Piston ring |