Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975836 | Data broadcasting system, receiving terminal device, contents providing server, and contents providing method | Shigeru Tashiro, Shuji Hirakawa, Tsutomu Kataoka | 2005-12-13 |
| 6567291 | Method of manufacturing card-type storage device and card-type storage device | Hiroshi Iwasaki | 2003-05-20 |
| 6434036 | Card-type storage device | Hiroshi Iwasaki | 2002-08-13 |
| D452691 | Partially transparent IC card | Hiroshi Iwasaki | 2002-01-01 |
| D449836 | Partially transparent IC card | Hiroshi Iwasaki | 2001-10-30 |
| D449618 | Partially transparent IC card | Hiroshi Iwasaki | 2001-10-23 |
| D449619 | Partially transparent IC card | Hiroshi Iwasaki | 2001-10-23 |
| D449308 | Partially transparent IC card | Hiroshi Iwasaki | 2001-10-16 |
| D449047 | Partially transparent IC card | Hiroshi Iwasaki | 2001-10-09 |
| 6295221 | Method of manufacturing card-type storage device and card-type storage device | Hiroshi Iwasaki | 2001-09-25 |
| D443622 | Partially transparent IC card | Hiroshi Iwasaki | 2001-06-12 |
| 4876724 | Personal sound system | — | 1989-10-24 |