Powdertech Co., Ltd.
Records under this name other than the patents Powdertech Co., Ltd. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 70 patents it holds.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,052,297 | Multimode Flashlight Having Light Emitting Diodes Formerly held In force · High confidence | In force | High confidence | |
| US 7,896,518 | Multimode Flashlight Having Light Emitting Diodes Formerly held In force · High confidence | In force | High confidence | |
| US 8,783,908 | Multimode Flashlight Having Light Emitting Diodes Formerly held In force · High confidence | In force | High confidence | |
| US 8,117,782 | Tactical Illuminator Formerly held In force · High confidence | In force | High confidence | |
| US 8,683,733 | Tactical Illuminator Formerly held In force · High confidence | In force | High confidence | |
| US 9,255,706 | Self-Defense Flashlight Formerly held In force · High confidence | In force | High confidence | |
| US 8,757,830 | Self-Defense Flashlight Formerly held In force · High confidence | In force | High confidence | |
| US 8,628,905 | Ferrite core material for resin-filled type carrier, resin-filled type carrier, and electrophotographic developer using the carrier Term ended Term ended May 31, 2026 · From the USPTO record | Term ended | Term ended May 31, 2026 | From the USPTO record |
| US 7,442,483 | Ferrite carrier for electrophotographic developer and method for preparing the same, and electrophotographic developer using the same Term ended Term ended Aug 5, 2025 · From the USPTO record | Term ended | Term ended Aug 5, 2025 | From the USPTO record |
| US 7,553,597 | Carrier core material, coated carrier, and two-component developing agent for electrophotography Term ended Term ended Jan 20, 2025 · From the USPTO record | Term ended | Term ended Jan 20, 2025 | From the USPTO record |