Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12253344 | Dart | Hiroaki Matsubara | 2025-03-18 |
| 11920911 | Dart | Hiroaki Matsubara | 2024-03-05 |
| 11545386 | Workpiece unit | Yoshinobu Saito | 2023-01-03 |
| 11437267 | Workpiece unit including adhesive tape with color change layer | Yoshinobu Saito | 2022-09-06 |
| 11145533 | Expanding method | Akiko Kigawa, Shinichi Fujisawa | 2021-10-12 |
| 9094815 | Base station in mobile communication system and wave stopping method | Hiroyuki Hosono, Takefumi Yamada, Hidehiko Oyane, Tsutomu Sugaya, Yasuhiro Kawabe | 2015-07-28 |
| 8337011 | Inkjet recording sheet | Kenichi Seguchi, Kazuhiko Yamamoto, Ichiro Miyamoto, Masayoshi Iwasaki, Hideyuki Uemura | 2012-12-25 |
| 5596913 | Wrench | Yasuhiko Kitamura | 1997-01-28 |