Here is the full list of all 37 The Invisible Hours trophies - there are 22 bronze, 10 silver, 4 gold and 1 platinum.
Collect all the trophies
Find old photos of all the characters
Find all of Tesla's diaries
Listen to the lullaby
Find all the newspapers clips
Go to the hotel room
Use the Spirit Radio
Watch all the scenes in chapter 4
Watch all the scenes in chapter 1
Watch Mundy's death
Find the fox
Collect all the clues
Watch Bernhardt and Mundy recite Shakespeare
Watch all the scenes in chapter 2
Watch Bernhardt putting on makeup
Watch Edison play chess
Watch Vanderberg's murder
Watch all the scenes in chapter 3
Discover who killed Tesla
Travel back in time with Flora
Find all the letters from the guests
Find Lafcadio Boone's mask
Find Edison's food bowl
Explore the entire Island
Find the hats
Find Deadlight logo
Find the library receipt
Look through the telescope
Find the Ulysses poem
Find the chemistry notes
Find the first Tesla Diary
Watch Gustav's fall
Watch Gustav for the entire game
Find the secret workshop in the basement
Try to bang the gong
Be walked through by a character
Activate Following mode