Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8150066 | Sound signal processing device, sound signal processing method, sound signal processing program, storage medium, and display device | — | 2012-04-03 |
| 8116480 | Filter coefficient calculation device, filter coefficient calculation method, control program, computer-readable storage medium, and audio signal processing apparatus | — | 2012-02-14 |
| 6569968 | Polymer of a water-soluble radical-polymerizable monomer, process for producing the polymer and flocculant comprising the polymer | Hidenori Hamabe, Tomoe Ueno | 2003-05-27 |
| 5936042 | Process for producing an aqueous dispersion of a water-soluble cationic polymer | Shouji Matsushima, Masayuki Murano, Satoko Shimada | 1999-08-10 |