Keith A. Johnson

Follow

Person

Sunnyvale, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Methods and system for processing dispersible fine powders
- Patent number 6,103,270
- Issue date Aug 15, 2000
- Inhale Therapeutic Systems
- Keith A. Johnson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methods and system for processing dispersible fine powders
- Patent number 5,922,354
- Issue date Jul 13, 1999
- Inhale Therapeutic Systems
- Keith A. Johnson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methods and system for processing dispersible fine powders
- Patent number 5,654,007
- Issue date Aug 5, 1997
- Inhale Therapeutic Systems
- Keith A. Johnson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE