Rengo Co., Ltd.

Japan

 
Total IP 57
Total IP incl. subs 78 (+ 21 for subs)
Total IP Rank # 23,866
IP Activity Score 2.2/5.0    23
IP Activity Rank # 34,919
IP AS incl. subs 2/5.0    28
Stock Symbol 39410 (tse)
ISIN JP3981400009
Market Cap. 233379240969.0  (JPY)
Industry Packaging & Containers
Sector Consumer Cyclical
Dominant Nice Class Paper, cardboard and goods made ...

Patents

Trademarks

17 0
0 0
39 1
0
 
Last Patent 2025 - Packaging device and packaging box
First Patent 1976 - Board piling-up apparatus
Last Trademark 2006 - DELTA
First Trademark 2006 - DELTA

Subsidiaries

3 subsidiaries with IP (16 patents, 5 trademarks)

1 subsidiaries without IP

 Register for free to unlock the subsidiary list

Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 Invention Packaging device and packaging box. [Problem] To provide a packaging device capable of appropriat...
Invention Packaging device. [Problem] To provide a packaging device capable of forming a proper horizontal ...
Invention Alkali cellulose material, viscose, and method for producing viscose. The present invention addre...
2022 Invention Waveform pressure-bonded package of a paper member. A package is provided which is formed by, wi...
Invention Corrugation-crimped package of paper material. 122 obtained when the edge parts (2) are bonded vi...
Invention Flame-proof corrugated paperboard and method for producing same. Provided are a flame-proof line...
Invention Flame-retardant corrugated cardboard and method for manufacturing same. Provided are a low-cost a...
2021 Invention Anchor coating material and method for producing flexographically printed matter using same. The...
Invention Anchor coating material and method for producing flexographically printed matter using same. The ...
2020 Invention Corrugated fiberboard sheet manufacturing apparatus. “A controller of a corrugated fiberboard sh...
Invention Cardboard sheet manufacturing apparatus. A control unit 65 of a cardboard sheet manufacturing app...
Invention Dimensionally variable lid manufacturing method and dimensionally variable lid manufacturing devi...
Invention Dimensionally-variable box blank manufacturing device, dimensionally-variable box blank manufactu...
Invention Dimensionally variable lid manufacturing method, and dimensionally variable lid manufacturing dev...
2018 Invention Resin composition containing cellulose xanthate fine fibers. A material is provided which compris...
Invention Resin composition containing fine cellulose xanthate fibers. A material comprising a resin compos...
Invention Packaging box. The packaging box (10) is provided with: first side panels (13A, 13B); second side...
Invention Packaging box opening device and packaging box opening method. Provided are a packaging container...
Invention Packaging box. A packaging box (10) is provided with: a first lateral plate (14); an outer flap (...
Invention Packaging box. A packaging box that: has flaps (4, 5) extending from each pair of side surface pl...
Invention Packaging box. [Problem] To provide a packaging box that maintains a state in which side wall bod...
2017 Invention Display box. The purpose of the present invention is to provide a display box capable of limiting...
Invention Photo-luminescent material. The present invention provides a photoluminescent material emitting ...
Invention Photo-luminescent material. The present invention provides a photo-luminescent material that is a...
Invention Method and device for assembling height-adjustable box. A base sheet and a cover sheet are suppli...
2016 Invention Cellulose xanthate nanofiber. Nanofiber that keep crystallinity are obtained from a cellulose mat...
Invention Cellulose xanthate nanofibers. Nanofibers that retain crystallinity are obtained from a cellulose...
Invention Cardboard box, cardboard sheet fold line forming method, and cardboard sheet fold line forming de...
Invention Photoluminescent material. The present invention provides a photoluminescent material that emits ...
Invention Photoluminescent material. The present invention provides a photoluminescent material that is: a ...
Invention Corrugated paperboard box, perforation forming method for perforating corrugated paperboard sheet...
Invention Cardboard box, cardboard sheet perforation forming method, cardboard sheet perforation forming de...
Invention Cardboard display base. A cardboard display base in which, when side walls (3) are bent with moun...
2015 Invention Cardboard box, cardboard sheet perforation-forming method, and perforation-forming unit. Provided...
Invention Packaging-and-display box. The present invention is a packaging-and-display box: configured of, s...
2014 Invention Locking structure, container utilizing locking structure, and container assembling apparatus. A l...
Invention Locking structure, container utilizing locking structure, and assembling device for container. In...
Invention Tray. A tray is provided with: a tray body (11) open at the top and having a bottom wall (13) and...
Invention Easy-to-open packaging box. Provided is a packaging box having formed in a wall surface a slit li...
Invention Cardboard box. In this cardboard box, each pair of side boards (1) and end boards (2) is connecte...
Invention Box for packing and exhibiting product, and packing device therefor. A box includes a front recei...
Invention Two-piece packaging box. This two-piece packaging box has a construction, wherein protrusions (13...
Invention Box for packaging and exhibition, and packaging device for same. A front receiving plate (1), a b...
Invention Packing box and box manufacturing apparatus. A packing box has a bottom panel, end panels raised ...
Invention Packing box and box manufacturing apparatus. The packing box (10) is provided with: a bottom wall...
2013 Invention Gas barrier laminate film.  Provided is a gas barrier laminate film that can maintain superior mo...
Invention Method and device for assembling height-variable box. In order to assemble, for shipping, a box b...
2011 Invention Photoluminescent material containing silver ion. The present invention provides a silver ion-cont...
2007 Invention Anticorrosion composition. An anticorrosion composition is manufactured which contains a water-so...
2006 G/S Paper; film, transparencies; printing substrate; media, either paper, plastic, fabric or film ba...