Head-up display system and optical functional layer for head-up display
US-2025208410-A1 · Jun 26, 2025 · US
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Yahagi Yoshiyuki patents
Yahagi Yoshiyuki is listed as an inventor on 19 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yahagi Yoshiyuki |
| Total patents | 19 |
| First publication | Jun 8, 2017 |
| Latest publication | Jun 26, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Optical film and eyewear
US-12158655-B2 · Dec 3, 2024 · US
Optical functional film for head-up display, optical laminate, functional glass, and head-up display system
US-2024004194-A1 · Jan 4, 2024 · US
Optical film, and optical laminate and eyewear having the same
US-2023161090-A1 · May 25, 2023 · US
Optical film and eyewear
US-2022004028-A1 · Jan 6, 2022 · US
Optical film for eyewear, and functional film for eyewear, optical laminate for eyewear, and eyewear which have same
US-11022732-B2 · Jun 1, 2021 · US
Optical film for eyewear, and optical laminate and eyewear using the optical film
US-10942374-B2 · Mar 9, 2021 · US
Optical film for eyewear with light control, light reflection, and polarization layers
US-10866435-B2 · Dec 15, 2020 · US
Light reflection film and laminate having the light reflection film
US-10816709-B2 · Oct 27, 2020 · US
Light-shielding function equipped optical film for eyewear, and optical laminate and light-shielding function equipped eyewear including the light-shielding function equipped optical film for eyewear
US-2020033638-A1 · Jan 30, 2020 · US
Recent patents
Latest publications not already listed above.
Optical laminate structure and head-up display system using the optical laminate structure, and light reflection film
US-10525666-B2 · Jan 7, 2020 · US
Light Reflection Film And Laminate Having The Light Reflection Film
US-2019324180-A1 · Oct 24, 2019 · US
Optical film for eyewear, and optical laminate and eyewear using the optical film
US-2019049754-A1 · Feb 14, 2019 · US
Optical film for eyewear, and optical laminate and eyewear using the optical film
US-2019033620-A1 · Jan 31, 2019 · US
Optical laminate structure and head-up display system using the optical laminate structure, and light reflection film
US-2019030856-A1 · Jan 31, 2019 · US
Optical film and optical laminate using same
US-10120206-B2 · Nov 6, 2018 · US
Optical film for eyewear, and functional film for eyewear, optical laminate for eyewear, and eyewear which have same
US-2018267219-A1 · Sep 20, 2018 · US
Light Reflection Film And Laminate Having The Light Reflection Film
US-2017285235-A1 · Oct 5, 2017 · US
Optical film and optical laminate using same
US-2017160566-A1 · Jun 8, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Nippon Kayaku Kk | 19 |
| Mitsubishi Gas Chemical Co | 3 |
| Mgc Filsheet Co Ltd | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G02B5/3016 | 19 |
| G02B5/30 | 15 |
| G02C7/12 | 12 |
| G02C7/10 | 9 |
| G02B5/3041 | 8 |