patent|patents

他获得了这项新发明的专利。

He was granted a ___patent for his new invention.

他对这个问题的偏见显而易见。

His bias on this issue was ___patent to all observers.

这家公司拥有多项专利来保护他们的创新发明。

The company holds several ___patents to safeguard their innovative inventions.