Ramtek Corporation
10Patents
0Active
10Granted
32Portfolio score
Filing activity: Jul 11, 1977 → Oct 31, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4403874A | Color printer and multi-ribbon cartridge therefor | Electricity | 62 | Expired |
| US4185824A | Ball launcher with finger spin loading | Human Necessities | 50 | Expired |
| US4215867A | Targets and gated firing guns for propelling balls thereto | Human Necessities | 33 | Expired |
| US4730261A | Solids modelling generator | Physics | 31 | Expired |
| US4698746A | Multiprocessor communication method and apparatus | Physics | 28 | Expired |
| US4667306A | Method and apparatus for generating surface-fill vectors | Physics | 13 | Expired |
| US4504160A | Color printer and multi-ribbon cartridge therefor | Electricity | 10 | Expired |
| US4646262A | Feedback vector generator for storage of data at a selectable rate | Physics | 9 | Expired |
| US5126747A | Method and apparatus for displaying radar data | Physics | 2 | Expired |
| USD252646S | Gun amusement cabinet | General | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.