Membership
Tour
Register
Log in
John R. Howatt
Follow
Person
Bedford, MA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Switching amplifier
Patent number
5,077,539
Issue date
Dec 31, 1991
Apogee Technology, Inc.
John R. Howatt
H03 - BASIC ELECTRONIC CIRCUITRY