How many patents does
Kubota Corporation have?
patents
9,525
families
4,457
granted
2,305
applications
7,220
JP
4,949
CN
1,573
US
1,306
EP
584
KR
490
WO
332
GB
2
RoW
289
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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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patents
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patent families
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the following tables are just extracts from the report
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Kubota Corporation
Top ten assignees appearing on patents
2009 - 2018
2018
| kubota corporation | 433 |
| denso corporation | 7 |
| cosmo koki company | 2 |
| avl list | 2 |
| d d k | 1 |
| sanyo kiki | 1 |
| impco technologies | 1 |
| kishi, shozo | 1 |
| kubota kasui corporation | 1 |
Kubota Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| pipe joint | 36 | 2009 |
| combine and threshing device mountable on the combine | 28 | 2007 |
| combine | 24 | 2007 |
| combine harvester | 20 | 2010 |
| combine harvester | 20 | 2007 |
| sealing material, pressing ring, coupling, and valve | 20 | 2012 |
| front loader | 18 | 2014 |
| cast product having alumina barrier layer | 17 | 2009 |
| engine with exhaust gas treatment apparatus | 17 | 2010 |
| work vehicle | 16 | 2011 |