David R. Schaller

Person

Janeville, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Electrically conductive plastic light source
- Patent number 5,685,632
- Issue date Nov 11, 1997
- Rayovac Corporation
- David R. Schaller
- F21 - LIGHTING
Information Patent Grant
Electro-optic flashlight electro-optically controlling the emitted...
- Patent number 5,424,927
- Issue date Jun 13, 1995
- Rayovac Corporation
- David R. Schaller
- G02 - OPTICS
Information Patent Grant
Reflector for hand held flashlight
- Patent number 5,077,644
- Issue date Dec 31, 1991
- Rayovac Corporation
- David R. Schaller
- F21 - LIGHTING
Information Patent Grant
Multipurpose flashlight
- Patent number D320463
- Issue date Oct 1, 1991
- Rayovac Corporation
- Tor Pettersen
- D26 - Lighting
Information Patent Grant
Flashlight with soft turn on control
- Patent number 4,855,647
- Issue date Aug 8, 1989
- Rayovac Corporation
- David R. Schaller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Primary-secondary hybrid battery
- Patent number 4,851,756
- Issue date Jul 25, 1989
- Rayovac Corporation
- David R. Schaller
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Optical system for generating multiple light beams from a single so...
- Patent number 4,833,578
- Issue date May 23, 1989
- Rayovac Corporation
- David R. Schaller
- F21 - LIGHTING
Information Patent Grant
Flashlight with a backup system
- Patent number 4,803,605
- Issue date Feb 7, 1989
- Rayovac Corporation
- David R. Schaller
- F21 - LIGHTING
Information Patent Grant
Device with composite reflector
- Patent number 4,788,633
- Issue date Nov 29, 1988
- Rayovac Corporation
- Robert W. Zimermann
- F21 - LIGHTING
Information Patent Grant
Flashlight with space efficient reflector
- Patent number 4,783,725
- Issue date Nov 8, 1988
- Rayovac
- David R. Schaller
- F21 - LIGHTING
Information Patent Grant
Magnetically activated flashlight
- Patent number 4,760,504
- Issue date Jul 26, 1988
- Rayovac Corporation
- David R. Schaller
- F21 - LIGHTING

David R. Schaller

Person

Patents Grantslast 30 patents

Electrically conductive plastic light source

Electro-optic flashlight electro-optically controlling the emitted...

Reflector for hand held flashlight

Multipurpose flashlight

Flashlight with soft turn on control

Primary-secondary hybrid battery

Optical system for generating multiple light beams from a single so...

Flashlight with a backup system

Device with composite reflector

Flashlight with space efficient reflector

Magnetically activated flashlight