Battery
US-2025112224-A1 · Apr 3, 2025 · US
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Chang Haitao patents
Chang Haitao is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Chang Haitao |
| Total patents | 8 |
| First publication | Jan 14, 2020 |
| Latest publication | Apr 3, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Battery
US-12051797-B2 · Jul 30, 2024 · US
Battery
US-2023082531-A1 · Mar 16, 2023 · US
Battery
US-11502532-B2 · Nov 15, 2022 · US
Battery
US-2021167618-A1 · Jun 3, 2021 · US
Battery
US-10916956-B2 · Feb 9, 2021 · US
Battery
US-2020119572-A1 · Apr 16, 2020 · US
Battery
US-10536016-B2 · Jan 14, 2020 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Duracell Us Operations Inc | 8 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H02J7/855 | 8 |
| H01M50/609 | 8 |
| H01M4/136 | 8 |
| H01M50/60 | 8 |
| H01M6/18 | 8 |