How many patents does
Sei Optifrontier Company have?
patents
490
families
112
granted
117
applications
373
JP
129
US
100
EP
62
CN
60
KR
43
WO
36
RoW
60
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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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Sei Optifrontier Company
Top ten assignees appearing on patents
Sei Optifrontier Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| optical fiber coating removal device | 18 | 2009 |
| optical fiber cutter | 16 | 2011 |
| optical fiber cutter | 16 | 2010 |
| optical fiber cutter, and optical fiber cutter unit | 14 | 2011 |
| optical fiber cutter storage case | 14 | 2010 |
| optical connector | 13 | 2008 |
| optical fiber cutter | 13 | 2011 |
| optical fiber holder and optical fiber fusion-connecting device | 13 | 2010 |
| optical connector | 13 | 2006 |
| heating device for optical-fiber reinforcement, and optical-fiber fusion splicing device | 13 | 2010 |