Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10920650 | Vertical multicylinder straight engine | Takayuki Ichikawa, Mutsuhisa Ishihara, Yasushi Kobayashi | 2021-02-16 |
| 8008905 | Waveform observing apparatus | Takashi Atoro | 2011-08-30 |
| 7098441 | Photoelectric sensor | Akiji Yamaguchi, Shinichi Tsukigi | 2006-08-29 |