Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11549972 | Voltage detection circuit | Masaru Hirai, Tomiyuki Nagai, Kenya Tokuda | 2023-01-10 |
| 8183715 | Reverse current preventing circuit and power source switching apparatus | Daisuke Hanawa, Osamu Kawagoe, Tomiyuki Nagai | 2012-05-22 |
| 6843842 | Glass coating agent and method for coating glass material using the same | Eihaku Shimamura, Katsuhiro Imashita, Tsutomu Amano, Tatsuya Nagai, Takayuki Okada +1 more | 2005-01-18 |