2 Utility Patents
#487 in NIIGATA
#304,873 in Japan
Forward Citations = 0
Company Filing History:
Hayashi Telempu Corporation
University of Hyogo
Opt Gate Co., Ltd.
4. 1 out of 63

5. 1 out of 1
National University Corporation Nagaoka University of Technology
where one patent can have more than one assignee
Get your Inventor Badge Today