Yasuhiro KOIKE
Records under this name other than the patents Yasuhiro KOIKE 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 8,611,714 | Optical Fiber and Method for Manufacturing Same Formerly held Lapsed on the fee record Ended Dec 17, 2025 · High confidence | Lapsed on the fee record | Ended Dec 17, 2025 | High confidence |
| US 8,600,210 | Gi Type Optical Fiber and Method for Manufacturing Same Formerly held Lapsed on the fee record Ended Dec 3, 2025 · High confidence | Lapsed on the fee record | Ended Dec 3, 2025 | High confidence |
| US 7,058,271 | Plastic optical fiber Term ended Term ended Sep 11, 2023 · From the USPTO record | Term ended | Term ended Sep 11, 2023 | From the USPTO record |
| US 6,568,820 | Guide plate, surface light source device of side light type and liquid crystal display Term ended Term ended Dec 22, 2019 · From the USPTO record | Term ended | Term ended Dec 22, 2019 | From the USPTO record |
| US 6,241,358 | Tandem lighting panel Term ended Term ended Nov 12, 2019 · From the USPTO record | Term ended | Term ended Nov 12, 2019 | From the USPTO record |
| US 6,568,819 | Guide plate, surface light source device of side light type and liquid crystal display Term ended Term ended Jul 16, 2019 · From the USPTO record | Term ended | Term ended Jul 16, 2019 | From the USPTO record |
| US 6,217,184 | Light source device with uniformity in color temperature of emission Term ended Term ended Nov 12, 2018 · From the USPTO record | Term ended | Term ended Nov 12, 2018 | From the USPTO record |
| US 6,384,881 | Surface light source device of side light type and liquid crystal display Term ended Term ended Nov 3, 2018 · From the USPTO record | Term ended | Term ended Nov 3, 2018 | From the USPTO record |
| US 6,155,692 | Surface light source device of side light type Term ended Term ended Oct 8, 2018 · From the USPTO record | Term ended | Term ended Oct 8, 2018 | From the USPTO record |
| US 6,412,968 | Surface light source device of side light type, liquid crystal display and light guide plate Term ended Term ended Aug 3, 2018 · From the USPTO record | Term ended | Term ended Aug 3, 2018 | From the USPTO record |