Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7295737 | Mechanically strippable upcoated optical fiber | Shail Moorjani, Kiyofumi Nishizawa, Mashahide Sugimoto | 2007-11-13 |
| 4711293 | Ventilator of the heat exchange type | Kiyomi Niwa | 1987-12-08 |
| 4475589 | Heat exchanger device | Saburo Mizuno, Tosikazu Ogata | 1984-10-09 |