TY

Toshiya Yokogawa

PA Panasonic: 5 patents #245 of 4,214Top 6%
📍 Nara, JP: #13 of 339 inventorsTop 4%
Overall (2011): #13,761 of 364,097Top 4%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8058639 Nitride semiconductor element and method for production thereof Akira Inoue, Masaki Fujikane 2011-11-15
8044430 Nitride semiconductor light-emitting device comprising multiple semiconductor layers having substantially uniform N-type dopant concentration Akihiko Ishibashi 2011-10-25
8039283 Nitride compound semiconductor element and method for manufacturing same Yoshiaki Hasegawa, Atsushi Yamada, Yoshiaki Matsuda 2011-10-18
8030677 Semiconductor light emitting element and method for manufacturing same Naomi Anzue, Gaku Sugahara, Yoshiaki Hasegawa, Akihiko Ishibashi 2011-10-04
7880192 Nitride semiconductor light emitting element and nitride semiconductor light emitting device Yoshiaki Hasegawa, Gaku Sugahara 2011-02-01