Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411363 | Lighting device and optical element | Takeo Koito, Kojiro Ikeda | 2025-09-09 |
| 12372837 | Optical device | Takeo Koito, Kojiro Ikeda | 2025-07-29 |
| 12305829 | Illumination device and optical element | Takeo Koito, Kojiro Ikeda | 2025-05-20 |
| 12216363 | Liquid crystal light control device | Takeo Koito, Kojiro Ikeda | 2025-02-04 |
| 12210251 | Liquid crystal light control device and lighting device | Kojiro Ikeda, Takeo Koito | 2025-01-28 |
| 12174493 | Liquid crystal light control device | Takeo Koito, Kojiro Ikeda | 2024-12-24 |
| 12169336 | Optical element | Takeo Koito, Kojiro Ikeda | 2024-12-17 |
| 12163642 | Lighting device | Kojiro Ikeda, Takeo Koito, Keiji Takizawa | 2024-12-10 |
| 12140837 | Liquid crystal light control device | Kojiro Ikeda, Takeo Koito | 2024-11-12 |
| 12140306 | Optical element and lighting device | Takeo Koito, Kojiro Ikeda | 2024-11-12 |
| 12038655 | Optical element | Takeo Koito, Kojiro Ikeda | 2024-07-16 |
| 11988924 | Light control device and illumination device | Takeo Koito, Masashi Mitsui | 2024-05-21 |
| 11940687 | Display device | Kentaro Okuyama | 2024-03-26 |
| 11940710 | Light control device and illumination device | Takeo Koito, Masashi Mitsui | 2024-03-26 |
| 11934082 | Light control device and illumination device | Takeo Koito, Masashi Mitsui | 2024-03-19 |
| 11921384 | Light control device and illumination device | Takeo Koito, Masashi Mitsui | 2024-03-05 |
| 11774812 | Optical control device | Masashi Mitsui, Takeo Koito | 2023-10-03 |
| 11754904 | Light control device and illumination device | Takeo Koito, Masashi Mitsui | 2023-09-12 |
| 11719984 | Light control device and illumination device | Takeo Koito, Masashi Mitsui | 2023-08-08 |
| 11656527 | Light control device and illumination device | Takeo Koito, Masashi Mitsui | 2023-05-23 |
| 11650464 | Optical element | Takeo Koito, Kojiro Ikeda | 2023-05-16 |
| 11644709 | Display device | Kentaro Okuyama | 2023-05-09 |
| 11378836 | Display device | Kentaro Okuyama | 2022-07-05 |
| 10877306 | Display device | Kentaro Okuyama | 2020-12-29 |
| 10802354 | Display device and method | Akira Sakaigawa, Masaaki Kabe, Kojiro Ikeda, Amane Higashi | 2020-10-13 |