Chengdu
China
4
2024-12-12
The entities that hold a legal rights for patent applications filed by inventor Lei Yang:
Yang Lei from Chengdu, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
BIOLOGICAL VALVE MATERIAL, AND PREPARATION METHOD THEREFOR AND USE THEREOF
#2 | 2024-02-01THERMALLY CROSS-LINKABLE POLYMER FOR FORMING ELASTIC MATERIAL USED AS FOLDABLE INTRAOCULAR LENS, PREPARATION METHOD THEREFOR AND USE THEREOF
#3 | 2021-09-02Pre-loadable biological heart valve capable of rapid rehydration and preparation method thereof
#4 | 2021-08-26Pre-loadable dried biological heart valve and preparation method thereof
5170368 ⎘