- HG
- HGST
- HGST Deskstar
- HGST Travelstar
- HGST Ultrastar
- HH シリーズ（BENRO）
- HI-TEC
- Hi-Unit
- HiBy Music
- HIDISC
- Hidizs
- higashi
- HIGH SIERRA
- HighLoop（スマホ）
- HIGHTIDE
- HIGUCHI
- Hijiru
- HIKARI
- HIKMICRO
- HIKSEMI
- Hill Stone
- Hinge
- HIRO
- HIROBA ZERO
- HIROKO HAYASHI
- HISMILE
- HKW
- hLam
- HOBOT
- hoco.
- Hohem
- Hokonui
- HOKUTO
- HOLISTIC cures
- HOLOSUN
- HOME COORDY
- Homerunpet
- Homia
- HomLead
- Honeywell