IPC Classification
- All sections
- H - Electricity
- H05F - Static electricitynaturally-occurring electricity
| H05F 1/00 | Preventing the formation of electrostatic charges |
| H05F 1/02 | Preventing the formation of electrostatic charges by surface treatment |
| H05F 3/00 | Carrying-off electrostatic charges |
| H05F 3/02 | Carrying-off electrostatic charges by means of earthing connections |
| H05F 3/04 | Carrying-off electrostatic charges by means of spark gaps or other discharge devices |
| H05F 3/06 | Carrying-off electrostatic charges by means of ionising radiation |
| H05F 7/00 | Use of naturally-occurring electricity |