15 Utility Patents
#877 in Nagoya
#53,393 in Japan
#248,912 in the World
Forward Citations = 52
Company Filing History:


Ngk Spark Pulg Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today
#877 in Nagoya
#53,393 in Japan
#248,912 in the World
Company Filing History:


Get your Inventor Badge Today