Keisuke Suetsugi has been granted 3 US patents while listed as an inventor at Panasonic. The first was granted in 1995 and the most recent in April 2015. Keisuke Suetsugi ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Keisuke Suetsugi in Osaka, JP.