Yasuhiro Hosogi has been granted 9 US patents while listed as an inventor at Showa Denko K.K.. The first was granted in 1986 and the most recent in December 2016. Yasuhiro Hosogi ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Yasuhiro Hosogi in Toyama, JP.