Biddle Engineering Co., Ltd.
1Patents
0Active
1Granted
23Portfolio score
Filing activity: May 11, 1976 → May 11, 1976
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4078627A | Wheelchair controls | Emerging Cross-Sectional Technologies | 55 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.