Itsuki Ban
3Patents
0Active
3Granted
24Portfolio score
Filing activity: Aug 18, 1975 → Feb 9, 1976
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3997129A | Magnetic recording/reproducing apparatus | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4030134A | Apparatus for turning rotor for each desirable angle by driving force of capstan drive system | Physics | 1 | Expired |
| US4024582A | Track change-over mechanism for a multi-channel tape | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.