29 Utility Patents
#4,215 in Tokyo
#20,278 in Japan
#93,776 in the World
Forward Citations = 113
Company Filing History:



4. 4 out of 627
Nihon Dempa Kogyo Co., Ltd.
5. 3 out of 4
Nrs Technologies, Inc.
where one patent can have more than one assignee
Get your Inventor Badge Today