KOTOBUKI CORP has a total of 123 patent applications. Its first patent ever was published in 1992. It filed its patents most often in Japan, Republic of Korea and United States. Its main competitors in its focus markets furniture and games, civil engineering and transport are MITY LITE INC, FIGUERAS INT SEATING SA and VI SPRING PRODUCTS LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 90 | |
#2 | Republic of Korea | 6 | |
#3 | United States | 6 | |
#4 | WIPO (World Intellectual Property Organization) | 6 | |
#5 | EPO (European Patent Office) | 5 | |
#6 | Taiwan | 5 | |
#7 | China | 3 | |
#8 | Germany | 1 | |
#9 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Furniture and games | |
#2 | Civil engineering | |
#3 | Transport | |
#4 | Mechanical elements | |
#5 | Environmental technology | |
#6 | Machines | |
#7 | Consumer goods |
# | Technology | |
---|---|---|
#1 | Chairs and beds | |
#2 | Swimming pools | |
#3 | Office furniture | |
#4 | Vehicle wheels | |
#5 | Vehicle seats | |
#6 | Finishing work on buildings | |
#7 | Springs | |
#8 | Climate change mitigation in goods production | |
#9 | Shaping of plastics | |
#10 | Writing or drawing tools |
# | Name | Total Patents |
---|---|---|
#1 | Yamazaki Ryokichi | 22 |
#2 | Aida Kensho | 14 |
#3 | Aida Noriaki | 13 |
#4 | Momose Michiyoshi | 11 |
#5 | Iritani Yoshiaki | 7 |
#6 | Mizuno Satoshi | 5 |
#7 | Fukazawa Yukiro | 5 |
#8 | Koden Shinobu | 5 |
#9 | Fukazawa Shigeyuki | 4 |
#10 | Hirota Shigeru | 4 |
Publication | Filing date | Title |
---|---|---|
JP2020146143A | Toy | |
JP2020058721A | Storage bench | |
JP2020057120A | System for monitoring movement of children | |
JP2018003340A | Skeleton material and building using the same | |
JP2017226136A | Method for producing frp product | |
JP2017225616A | Sliding panel and slide | |
JP2017202260A | Table/seat unit and assembly thereof | |
JP2017023566A | Movable wall and composite toy having the same | |
JP2012133674A | Sign maintenance system and sign maintenance method employing sign maintenance system | |
JP2011142932A | Cup holder for chair | |
JP2011117228A | Mobile stand | |
TW201102480A | Mobile auditorium | |
JP2011004982A | Seat standing up chair and seat standing up unit | |
JP2009148596A | Chair to be used also as cooking stove | |
JP2010142142A | Greening roof panel for shed | |
JP2010088787A | Independent seat type bench | |
WO2010023754A1 | Stored type stand | |
JP2009160030A | Chair with raisable seat | |
JP2009112461A | Turning storage type table | |
JP2009050371A | Movable chair |