Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11821078 | Method for forming precoat film and method for forming silicon-containing film | Takeru Kuwano, Eiichiro Shiba, Yoshinori Ota | 2023-11-21 |
| 6035844 | Cutting tool and method for making the same | Ryuji Otani, Isao Fuwa, Masahiro Ikegami, Noboru Kusano, Kyoichiro Nakayama | 2000-03-14 |
| 4630370 | Outer cutter assembly for an electric shaver | — | 1986-12-23 |