How many patents does
Rengo Company have?
patents
476
families
283
granted
106
applications
370
JP
342
CN
33
EP
29
US
22
WO
12
KR
11
RoW
27
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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the following tables are just extracts from the report
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Rengo Company
Top ten assignees appearing on patents
Rengo Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method and device for assembling height-variable box | 14 | 2012 |
| packing box and box manufacturing apparatus | 14 | 2014 |
| box for packaging and exhibition, and packaging device for same | 13 | 2013 |
| cardboard box, cardboard sheet perforation forming method, cardboard sheet perforation f… 🛈 | 12 | 2015 |
| locking structure, container utilizing locking structure, and assembling device for cont… 🛈 | 12 | 2013 |
| photoluminescent material containing silver ion | 10 | 2010 |
| volatile allyl isothiocyanate preparation | 9 | 2007 |
| sheets for total heat exchangers | 9 | 2006 |
| corrosion-resistant composition | 8 | 2006 |
| cellulose granules for carrying drug | 7 | 2006 |