Apparatus and method for automatically adjusting the tension of a flexible guide rail
US-9242836-B2 · Jan 26, 2016 · US
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Li Yilei patents
Li Yilei holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 0 |
| First publication | Oct 13, 2015 |
| Latest publication | Jan 26, 2016 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
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Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 2 |
| Fixed Constructions | 1 |