RYOYU KOGYO KK has a total of 14 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are YIHONG RAN, WEI HUANG and MAOLIN CAI.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 14 |
# | Industry | |
---|---|---|
#1 | Environmental technology |
# | Technology | |
---|---|---|
#1 | Climate change mitigation in buildings |
# | Name | Total Patents |
---|---|---|
#1 | Takeuchi Suteji | 4 |
#2 | Sato Mitsuo | 3 |
#3 | Fukazawa Tomokazu | 3 |
#4 | Oshita Masanobu | 2 |
#5 | Machiya Atsushi | 2 |
#6 | Aoyama Naoki | 2 |
#7 | Nakamura Hirokazu | 2 |
#8 | Takeda Tokuaki | 2 |
#9 | Nawa Kazunari | 1 |
#10 | Tochisawa Mitsunori | 1 |
Publication | Filing date | Title |
---|---|---|
JP2017004918A | Planar heater for signal light and ice or snow adhesion prevention method using the same | |
JP2016072202A | Heater unit | |
JP2005133308A | Tatami floor heater | |
JP2003317904A | Flat heating element | |
JP2001338708A | Waterproof structure of lead wire connecting part | |
JP2001185330A | Sheet heating element | |
JP2000357579A | Sheet heating element | |
JP2000150122A | Flat heating unit | |
JP2000215969A | Sheet heat generator | |
JP2001023760A | Sheet heating element | |
JP2000340342A | Sheet heater | |
JP2000152881A | Portable heating and thermal insulation tool | |
JP2000135236A | Portable heat storage pack heating tool | |
JPH11135245A | Cylindrical heater |