Which manufacturer is the brand originator of clonazepam?

Which company originally developed/brand-launched clonazepam?

Clonazepam’s brand originator (the original manufacturer of the brand product) is Roche. [1]

How to verify “brand originator” for clonazepam in databases or product labels

If you’re checking a specific country’s drug brand listing, the “brand originator” typically corresponds to the company listed as the original marketer/holder of the first brand approval in that market. For clonazepam, that original brand origin is attributed to Roche. [1]

Sources

1. https://www.drugs.com/monograph/clonazepam.html