10 Utility Patents
#367 in Yokosuka
#84,896 in Japan
#401,930 in the World
Forward Citations = 385
Company Filing History:



4. 3 out of 10
Matsushita Communication Industrial Co., Ltd.
5. 1 out of 21
Nippon Telephone and Telegraph Corporation
where one patent can have more than one assignee
Get your Inventor Badge Today