27 Utility Patents
#190 in Hitachi
#23,247 in Japan
#108,207 in the World
Forward Citations = 470
Company Filing History:

Xanavi Informatics Corporation
Clarion Co
4. 2 out of 3
Hcx Corporation
5. 1 out of 832,448 patents
Other
where one patent can have more than one assignee
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