Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11802086 | Anti-fouling coating film, glass ceramic product, coating material for forming anti-fouling coating film, and method for producing glass ceramic product | Keijiro Shigeru | 2023-10-31 |
| 8709616 | Cooking device and method of manufacture of the same | Keijiro Shigeru, Yasunori Metsugi, Akira Yazawa, Taishi Maruyama | 2014-04-29 |
| 8404307 | Hydrophilic film, process for producing same, and coating material for forming hydrophilic film | Keijiro Shigeru | 2013-03-26 |