SHUHUA DUAN
Inventor
Stats
- 1 US patents issued
- 1 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 1 US Patents Issued
- 1 US Applications Filed
- 0 Total Citation Count
- Jan 8, 2016 Most Recent Filing
- Jan 8, 2016 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD. | 2
| 2016
|
Inventor Addresses
| Address | Duration |
|---|---|
| SHANDONG, CN | May 05, 16 - May 05, 16 |
| Shandong, CN | Jan 17, 17 - Jan 17, 17 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B61G: | COUPLINGS SPECIALLY ADAPTED FOR RAILWAY VEHICLES; DRAUGHT OR BUFFING APPLIANCES SPECIALLY ADAPTED FOR RAILWAY VEHICLES | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 9545934 | 2017 | Balancing apparatus for a transition coupler | 0 |
| 2016/0121,911 | 2016 | BALANCING APPARATUS FOR A TRANSITION COUPLER | 0 |
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