Mitel Semiconductor AB
13Patents
0Active
13Granted
32Portfolio score
Filing activity: Oct 28, 1997 → Feb 1, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6356573B1 | Vertical cavity surface emitting laser | Electricity | 137 | Expired |
| US6130979A | Opto-electronic module | Physics | 25 | Expired |
| US6285704A | Field modulated vertical cavity surface-emitting laser with internal optical pumping | Electricity | 25 | Expired |
| US6208199A | Pulse amplifier with low duty cycle errors | Electricity | 23 | Expired |
| US6111903A | Optical source with monitor | Electricity | 19 | Expired |
| US6034808A | Multiple function optical module having electromagnetic shielding | Physics | 18 | Expired |
| US6368890B1 | Top contact VCSEL with monitor | Electricity | 13 | Expired |
| US6227720A | Fiber optic connection device | Physics | 11 | Expired |
| US6394664B1 | Fiber optic module | Physics | 4 | Expired |
| US6445305B2 | CMOS low battery voltage detector | Physics | 4 | Expired |
| US6215132A | Light-emitting diode with divided light-emitting region | Electricity | 3 | Expired |
| US6163556A | High powered laser diode | Electricity | 2 | Expired |
| US6287881A | Semiconductor device with low parasitic capacitance | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.