GEN CO., LTD.
7Patents
3Active
7Granted
36Portfolio score
Filing activity: Mar 30, 1979 → Jun 27, 2012 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5067281A | Door glass cassette for vehicles | Performing Operations; Transporting | 40 | Expired |
| US4309877A | Total energy system including means for utilizing supplementary heats | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4347702A | Power system | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8409400B2 | Inductive plasma chamber having multi discharge tube bridge | Electricity | 5 | Expired |
| US7862681B2 | Plasma processing system and method of contolling the same | Electricity | 4 | Active |
| US8888428B2 | Insert nut having a diamond lattice structure and method for manufacturing thereof | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US9263237B2 | Plasma processing apparatus and method thereof | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.