29 Utility Patents
#4,413 in Tokyo
#20,893 in Japan
#97,792 in the World
Forward Citations = 118
Company Filing History:



4. 4 out of 98
Asahi Denka Kogyo Kabushiki Kaisha
5. 3 out of 2,979
Minolta Camera Kabushiki Kaisha
where one patent can have more than one assignee
Get your Inventor Badge Today