KH-Tech Co., Ltd.
Records under this name other than the patents KH-Tech 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 3 patents it holds.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,563,932 | Magnet system for loudspeakers Term ended Term ended May 2, 2021 · From the USPTO record | Term ended | Term ended May 2, 2021 | From the USPTO record |
| US D527,372 | Loudspeaker Term ended Term ended Aug 29, 2020 · From the USPTO record | Term ended | Term ended Aug 29, 2020 | From the USPTO record |
| US D515,556 | Loudspeaker Term ended Term ended Feb 21, 2020 · From the USPTO record | Term ended | Term ended Feb 21, 2020 | From the USPTO record |
| US D513,745 | Loudspeaker Term ended Term ended Jan 24, 2020 · From the USPTO record | Term ended | Term ended Jan 24, 2020 | From the USPTO record |
| US D513,746 | Loudspeaker Term ended Term ended Jan 24, 2020 · From the USPTO record | Term ended | Term ended Jan 24, 2020 | From the USPTO record |
| US D501,845 | Loudspeaker Term ended Term ended Feb 15, 2019 · From the USPTO record | Term ended | Term ended Feb 15, 2019 | From the USPTO record |
| US D498,229 | Loudspeaker Term ended Term ended Nov 9, 2018 · From the USPTO record | Term ended | Term ended Nov 9, 2018 | From the USPTO record |
| US D497,155 | Loudspeaker Term ended Term ended Oct 12, 2018 · From the USPTO record | Term ended | Term ended Oct 12, 2018 | From the USPTO record |
| US D496,923 | Loudspeaker Term ended Term ended Oct 5, 2018 · From the USPTO record | Term ended | Term ended Oct 5, 2018 | From the USPTO record |
| US D496,349 | Loudspeaker Term ended Term ended Sep 21, 2018 · From the USPTO record | Term ended | Term ended Sep 21, 2018 | From the USPTO record |