How many patents does
Sumitomo Riko Company have?
patents
1,889
families
312
granted
531
applications
1,358
JP
482
US
446
CN
318
WO
232
EP
201
KR
25
GB
4
RoW
181
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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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Sumitomo Riko Company
Top ten assignees appearing on patents
2009 - 2018
2009
| tokai rubber ind | 7 |
| honda motor company | 1 |
Sumitomo Riko Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| transducer | 18 | 2011 |
| modified natural rubber particle, process for producing the modified natural rubber part… 🛈 | 13 | 2008 |
| polymer speaker | 13 | 2011 |
| separator for fuel cell, fuel cell, and manufacturing method of separator | 12 | 2014 |
| reactive ionic liquid, ion-fixing metal oxide particles using same, ion-fixing elastomer… 🛈 | 12 | 2012 |
| quick connector | 12 | 2010 |
| fluid-sealed vibration damping device | 11 | 2013 |
| transparent laminate film | 11 | 2012 |
| fuel cell separator, fuel cell current collector plate, fuel cell and fuel cell stack | 11 | 2014 |
| reactive ionic liquid and ion-immobilized metal oxide particles produced using same, ion… 🛈 | 11 | 2013 |