Eyeglass lens and eyeglass lens design method
US-2025180927-A1 · Jun 5, 2025 · US
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Qi Hua patents
Qi Hua holds 9 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 9 |
| Recent patents | 4 |
| First publication | Feb 16, 2016 |
| Latest publication | Jun 5, 2025 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Spectacle lens
US-2024345419-A1 · Oct 17, 2024 · US
Eyeglass lens
US-12013598-B2 · Jun 18, 2024 · US
Eyeglass lens
US-11880094-B2 · Jan 23, 2024 · US
Eyeglasses lens evaluation device
US-2023152182-A1 · May 18, 2023 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Eyeglass lens and eyeglass lens design method
US-2025180927-A1 · Jun 5, 2025 · US
Spectacle lens
US-2024345419-A1 · Oct 17, 2024 · US
Eyeglass lens
US-12013598-B2 · Jun 18, 2024 · US
Eyeglass lens
US-11880094-B2 · Jan 23, 2024 · US
Eyeglasses lens evaluation device
US-2023152182-A1 · May 18, 2023 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 8 |
| Human Necessities | 1 |
| Cross-Sectional Technologies | 1 |