Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12248119 | Compound, resin precursor, cured object, optical element, optical system, interchangeable camera lens, optical device, cemented lens, and method for manufacturing cemented lens | Masayuki Shijo | 2025-03-11 |
| 12139646 | Compound, resin precursor, cured object, optical element, optical system, interchangeable camera lens, optical device, cemented lens, and method for manufacturing cemented lens | Masayuki Shijo | 2024-11-12 |
| 11440869 | Compound, resin precursor, cured product, optical element, optical system, interchangeable lens for camera, optical device, cemented lens, and production method for cemented lens | Masayuki Shijo | 2022-09-13 |
| 4551922 | Line marking device | — | 1985-11-12 |