| Relationships | Role | Relationship Start | Relationship End |
| C.I.R.I. Corporation | Parent | 12/31/1980 | 7/30/1981 |
| Lbci, Inc. | Subsidary | 12/31/1980 | 7/30/1981 |
| Lexar Corporation | Subsidary | 12/31/1980 | 2/17/1981 |
| Relationships | Role | Relationship Start | Relationship End |
| C.I.R.I. Corporation | Parent | 12/31/1980 | 7/30/1981 |
| Lbci, Inc. | Subsidary | 12/31/1980 | 7/30/1981 |
| Lexar Corporation | Subsidary | 12/31/1980 | 2/17/1981 |