Alcotek, Inc.
21Patents
18Active
21Granted
48Portfolio score
Filing activity: Sep 20, 1982 → Oct 2, 2018 · 6 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4487055A | Breath alcohol testing device | Physics | 93 | Expired |
| US5291898A | Breath alcohol device | Physics | 65 | Expired |
| US4770026A | Method of and apparatus for testing breath alcohol | Emerging Cross-Sectional Technologies | 36 | Expired |
| US8176766B1 | Liquid and solid trapping mouthpiece | Physics | 26 | Active |
| US7768257B2 | Systems and methods for determining the position of an electrical solenoid | Physics | 15 | Active |
| US8713985B2 | Calibration and accuracy check system | Physics | 14 | Active |
| US7749169B2 | Handheld breath tester housing and mouthpiece | Human Necessities | 8 | Active |
| US7855027B2 | Methods and apparatus for breath alcohol testing | Emerging Cross-Sectional Technologies | 4 | Active |
| US8161793B2 | Mouth alcohol tester | Physics | 3 | Active |
| US8756974B2 | Mouth alcohol tester | Physics | 2 | Active |
| US7855081B2 | Methods of detecting RF interference in breath ethanol testing | Emerging Cross-Sectional Technologies | 2 | Active |
| US9057691B2 | Fuel cell housing for use in an alcohol breath tester | Physics | 1 | Active |
| US9778247B2 | Systems and methods for an equilibrium wet bath | Physics | 0 | Active |
| US10054580B2 | Systems and methods for an equilibrium wet bath | Physics | 0 | Active |
| US10090542B2 | Method of compressing fuel cell electrodes, resultant fuel cell, and a housing for the fuel cell which utilizes electrolyte reservoirs | Emerging Cross-Sectional Technologies | 0 | Active |
| US9945805B2 | Fuel cell for use in an alcohol breath tester | Physics | 0 | Active |
| US9034171B2 | Fuel cell fermentation monitor | Physics | 0 | Active |
| US9038436B2 | Fuel cell for use in an alcohol breath tester | Physics | 0 | Active |
| US10468697B2 | Alcohol detecting fuel cell | Emerging Cross-Sectional Technologies | 0 | Active |
| US9453834B2 | Method of compressing fuel cell electrodes, resultant fuel cell, and a housing for the fuel cell which utilizes electrolyte reservoirs | Emerging Cross-Sectional Technologies | 0 | Active |
| US10900928B2 | Gas sensor | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.