发明
invention
inventive
Inventions
Invent
Inventing
Inventer
contriver
contrivance
contrive
Devisal
Concept
coin
to invent
devise
发明创造
Inventions
invention and creation
发明专利
invention patents
invention patent
invent patent
patent device
patent of discovery
inventive patent
发明者
contriver
Inventer
inventor
Originator
artificer