HLM Sales, Inc.
1Patents
0Active
1Granted
20Portfolio score
Filing activity: Nov 18, 1991 → Nov 18, 1991
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5210552A | Variable light transmitting sunglasses | Physics | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.