Membership
Tour
Register
Log in
Smith-Kettlewell Eye Research Foundation
Follow
Organization
San Francisco, CA, US
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Optical intensity meter
Patent number
4,199,261
Issue date
Apr 22, 1980
Smith-Kettlewell Eye Research Foundation
Leon E. Tidd
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Trademark
last 30 trademarks