Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9264456 | Signal processing device, signal processing program and communication system | Shugo Shiba | 2016-02-16 |
| 8194686 | Communications relay device, program and method, and network system | Shugo Shiba | 2012-06-05 |
| 5017520 | Fluorosphosphate optical glass | Masaaki Otsuka, Naruhito Sawanobori, Shinobu Nagahama | 1991-05-21 |
| 4990468 | Fluorophosphate optical glass | Masaaki Otsuka, Naruhito Sawanobori, Shinobu Nagahama | 1991-02-05 |
| D297274 | Leaf blower | Toshikazu KURIHARA | 1988-08-16 |