SHENG-FAN CHANG
Inventor
Stats
- 0 US patents issued
- 13 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 0 US Patents Issued
- 13 US Applications Filed
- 13 Total Citation Count
- Mar 21, 2023 Most Recent Filing
- Nov 13, 2017 Earliest Filing
Work History
No Work History Available.Inventor Addresses
| Address | Duration |
|---|---|
| Taipei, TW | Nov 29, 18 - Jan 28, 25 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B29C: | SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING | 1 |
| F21V: | FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR | 1 |
| H01H: | ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES | 13 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 12211657 | 2025 | Keycap | 0 |
| 2024/0266,126 | 2024 | KEYCAP | 0 |
| 2024/0242,903 | 2024 | KEYCAP | 0 |
| 2024/0242,902 | 2024 | KEYCAP | 0 |
| 11626259 | 2023 | Membrane circuit structure | 0 |
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