3 Utility and 2 Design Patents
#40,281 in Tokyo
#234,566 in Japan
rank by utility patentsForward Citations = 65
Company Filing History:



4. 1 out of 1,033
Kabushiki Kaisha Topcon
5. 1 out of 1
Sal Engineering, S.r.l.
where one patent can have more than one assignee
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