1893 - Thomas Edison received two U.S. patents. The first was for a "Cut Out for Incandescent Electric Lamps" and another for a "Stop Device" (No. 491,992-3). Also No. 492,150 for "Process of Coating Conductors for Incandescent Lamps."
... is known as cyclic photophosphorylation, and it produces neither O2 nor NADPH.
Noncyclic photophosphorylation
The other pathway, noncyclic photophosphorylation, ...