How many patents does
Ohara have?
patents
1,276
families
557
granted
333
applications
943
JP
621
CN
215
US
157
WO
51
EP
34
KR
24
GB
3
RoW
171
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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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42 million
patent families
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the following tables are just extracts from the report
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Ohara
Top ten assignees appearing on patents
2009 - 2018
| ohara | 1009 |
| saint-gobain technical fabrics eur… 🛈 | 11 |
| seiko instruments | 7 |
| okara | 6 |
| saint-gobain adfors | 5 |
| kishi kazuyuki | 4 |
| kao corporation | 4 |
| sanyo electric company | 3 |
| kishi takayuki | 2 |
| ohara inc. | 2 |
2018
| ohara | 29 |
| seiko instruments | 2 |
Ohara
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| glass strands, and organic and/or inorganic matrix composites containing said strands | 20 | 2008 |
| optical glass | 16 | 2005 |
| optical glass | 14 | 2005 |
| optical glass | 13 | 2004 |
| glass-ceramics and method for manufacturing the same | 12 | 2007 |
| optical glass | 12 | 2008 |
| optical glass | 11 | 2006 |
| optical glass and optical element | 10 | 2011 |
| optical glass and optical element | 9 | 2009 |
| method for producing polished product | 9 | 2011 |