Method of producing glass
US-9278882-B2 · Mar 8, 2016 · US
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Zhang Zuyi patents
Zhang Zuyi holds 5 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 5 |
| Recent patents | 0 |
| First publication | Mar 31, 2015 |
| Latest publication | Mar 8, 2016 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Method for manufacturing porous glass, and method for manufacturing optical element
US-9162920-B2 · Oct 20, 2015 · US
Porous glass, method of manufacturing the same and optical element
US-9003833-B2 · Apr 14, 2015 · US
Optical member and method of manufacturing the same
US-8999488-B2 · Apr 7, 2015 · US
Porous glass and optical member
US-8993107-B2 · Mar 31, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Method of producing glass
US-9278882-B2 · Mar 8, 2016 · US
Method for manufacturing porous glass, and method for manufacturing optical element
US-9162920-B2 · Oct 20, 2015 · US
Porous glass, method of manufacturing the same and optical element
US-9003833-B2 · Apr 14, 2015 · US
Optical member and method of manufacturing the same
US-8999488-B2 · Apr 7, 2015 · US
Porous glass and optical member
US-8993107-B2 · Mar 31, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| C03C11/005 | 4 |
| C03C3/091 | 2 |
| C03B32/00 | 1 |
| G02B1/02 | 1 |
| C03C2218/111 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Chemistry & Metallurgy | 5 |
| Cross-Sectional Technologies | 3 |
| Operations & Transport | 1 |
| Physics | 1 |