10 Utility and 1 Design Patents
#64 in Chagrin Falls, OH
#6,340 in Ohio
#198,160 in US
#401,517 in the World
rank by utility patentsForward Citations = 297
Company Filing History:
The Lamson & Sessions Co.
Indian Head Inc.
Thyssen-bornemisza Inc.
4. 2 out of 4
Tbg Inc.
5. 1 out of 1
Thyssen-bornemisza, Inc., (tbg Inc.)
where one patent can have more than one assignee
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