YA

Yoshifumi Asai

SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
KC Kobelco Construction Machinery Co.: 1 patents #243 of 422Top 60%
Overall (All Time): #1,466,176 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10259686 Magnet work machine Natsuki Yumoto, Nobuhiro Koga, Hideki Yoshihara, Yoshitsugu Tamura 2019-04-16
7495892 Solid electrolytic capacitor Yoshihiro Saida, Hideki Oohata 2009-02-24
6586508 Plastic lens material, production process of the material, composition for plastic lens, plastic lens obtained by curing the composition, and production process of the plastic lens Kazuhiko Ooga, Yasuzi Tanaka, Tsuneo Tajima, Hiroshi Uchida 2003-07-01