16 Utility Patents
#273 in Midland, MI
#4,380 in Michigan
#113,179 in US
#225,026 in the World
Forward Citations = 235
Company Filing History:


Massachusetts Inst. Tech.
4. 1 out of 831,952 patents
Other
5. 1 out of 2
Dow Coming Corporation
where one patent can have more than one assignee
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