Kudos
From the Audiovisual Identity Database, the motion graphics museum
Background
Kudos was a Russian pirate videogame publisher from the late 1990s to early 2000s. They are known for releasing 2 in 1 combinations of translated PS1 and Dreamcast games.
Logo (1990s)
Visuals: The logo is a triangle with a small moon inside it on a blue gradient circle. It silently fades in after the bootlogo before the language selection screen.
Variants: Sometimes, the triangle and circle can be orange.
Technique: A fading effect.
Audio: None.
Availability: Can only be seen on some unofficial PS1 releases by Kudos, such as Puzznic.