NAKAGAWA SANGYO CO LTD has a total of 38 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2000. It filed its patents most often in China, EPO (European Patent Office) and United States. Its main competitors in its focus markets machines, textiles and paper and environmental technology are NAKAGAWA SANGYO KK, LEISTRITZ AG and INERGY AUTOMOTIVE SYSTEMS RES (SOCIÉTÉ ANONYME).
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 10 | |
#2 | EPO (European Patent Office) | 9 | |
#3 | United States | 7 | |
#4 | Republic of Korea | 4 | |
#5 | WIPO (World Intellectual Property Organization) | 4 | |
#6 | Hong Kong | 3 | |
#7 | Taiwan | 1 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Textiles and paper | |
#3 | Environmental technology | |
#4 | Transport | |
#5 | Audio-visual technology | |
#6 | Consumer goods |
# | Technology | |
---|---|---|
#1 | Gas-flow silencers for machines | |
#2 | Shaping of plastics | |
#3 | Fiber treatments | |
#4 | Yarns and threads | |
#5 | Fillers | |
#6 | Unspecified technologies | |
#7 | Vehicle parts | |
#8 | Dyeing textiles | |
#9 | Books | |
#10 | Advertising |
# | Name | Total Patents |
---|---|---|
#1 | Nakagawa Yukihiro | 18 |
#2 | Nakagawa Noriaki | 17 |
#3 | Ikegami Naoki | 5 |
#4 | Nakagawa Yoshikatsu | 5 |
#5 | Sakamoto Tatsuo | 3 |
#6 | Takahashi Goro | 3 |
#7 | Nakagawa Yoshimitsu | 2 |
#8 | Keiaki Nakagawa | 1 |
#9 | Nakagawa Hiroshige | 1 |
#10 | Yukihiro Nakakawa | 1 |
Publication | Filing date | Title |
---|---|---|
WO2014162578A1 | Muffler | |
EP2434038A1 | Mat material and method for manufacturing the same | |
CN102400285A | Gasket material and preparation method thereof | |
KR20070115549A | Heat-insulated mat for folded plate and heat-insulated roof comprising thereof | |
EP1847693A1 | Exhaust Pipe of vehicle | |
KR20070100482A | Exhaust pipe of vehicle | |
CN101050718A | Exhaust pipe of vehicle | |
CN1811142A | Construction of coupling exhaust pipes of vehicle | |
EP1217184A1 | Sound absorbing material, muffler using the sound absorbing material, and method for forming sound absorbing layer thereof | |
US6467571B2 | Sound absorbing material, muffler using the sound absorbing material, and method for forming sound absorbing layer thereof |