Hitachi, Condenser Co., Ltd.
3Patents
0Active
3Granted
25Portfolio score
Filing activity: Feb 14, 1985 → Apr 10, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5153987A | Process for producing printed wiring boards | Emerging Cross-Sectional Technologies | 62 | Expired |
| US4790894A | Process for producing printed wiring board | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4585502A | Process for producing printed circuit board | Emerging Cross-Sectional Technologies | 23 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.