cells combined with sound indicating means

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Patents Grantslast 30 patents

Information Patent Grant
Battery capacity indicator
- Patent number 12,013,438
- Issue date Jun 18, 2024
- VOLT TECHNOLOGY LIMITED
- Andrew James Wigney
- G01 - MEASURING TESTING
Information Patent Grant
Battery assembly with alarm
- Patent number 8,373,572
- Issue date Feb 12, 2013
- Covidien LP
- Sean T. Dycus
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Battery assembly with alarm
- Patent number 8,179,276
- Issue date May 15, 2012
- Tyco Healthcare Group LP
- Sean T. Dycus
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Battery acid level alarm
- Patent number 6,653,843
- Issue date Nov 25, 2003
- Pacer Engineered Systems, Inc.
- Norton W. Whitchurch
- G01 - MEASURING TESTING
Information Patent Grant
Automatic detecting and switching vehicle charger
- Patent number 6,650,086
- Issue date Nov 18, 2003
- I-Chang Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatus for removing condensate from a sealed face visor and for...
- Patent number 4,996,981
- Issue date Mar 5, 1991
- Elenewski; Allen
- Allen Elenewski
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
3798528
- Patent number 3,798,528
- Issue date Mar 19, 1974
- G01 - MEASURING TESTING