Hirachi, Ltd.
3Patents
0Active
3Granted
26Portfolio score
Filing activity: Dec 12, 1980 → Feb 23, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6650642B1 | Network relaying apparatus and network relaying method capable of high-speed routing and packet transfer | Electricity | 23 | Expired |
| US5172362A | Recording medium loading mechanism | Physics | 16 | Expired |
| US4350510A | Centrifugal separator | Performing Operations; Transporting | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.