How many patents does
Toyo Glass Company have?
patents
277
families
103
granted
42
applications
235
JP
102
EP
42
WO
38
CN
37
US
27
KR
20
RoW
11
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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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Toyo Glass Company
Top ten assignees appearing on patents
2018
| toyo seikan | 2 |
Toyo Glass Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method of producing grin lens | 11 | 2008 |
| method for controlling diameter of grin lens fiber and fiber drawing equipment | 11 | 2009 |
| cap opener | 10 | 2008 |
| process for production of grin lenses and grin lenses | 10 | 2007 |
| method for treating inside surface of glass container, and glass container | 10 | 2010 |
| method and device for measuring the output angle of optical fiber | 9 | 2009 |
| method for drawing grin lens fiber | 9 | 2009 |
| laterally emitting device and method of manufacturing same | 9 | 2010 |
| device for testing water hammer strength of glass bottle | 8 | 2009 |
| process for sealing glass containers, glass containers and coating material | 8 | 2007 |