Nihon Regulator Co., Ltd.
2Patents
0Active
2Granted
23Portfolio score
Filing activity: Jun 23, 1980 → Nov 2, 1981
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4359178A | Web infeed tension control system with dancer roll | Performing Operations; Transporting | 24 | Expired |
| US4470702A | Equivalent tone region detecting device | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.