25 Utility and 9 Design Patents
#3 in Richfield, OH
#1,691 in Ohio
#59,892 in US
#116,615 in the World
rank by utility patentsForward Citations = 405
Company Filing History:


The Lamson & Sessions Co.
4. 1 out of 1,709
The Whitaker Corporation
5. 1 out of 2
Automatic Sprinkler Corporation of America
where one patent can have more than one assignee
Get your Inventor Badge Today