YY

Yasuhiko Yamashita

NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
Overall (All Time): #1,282,647 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5895265 Semiconductor device having cap-metal layer Yasunori Inoue, Kazutoshi Tsujimura, Shinichi Tanimoto, Kiyoshi Yoneda, Yoshikazu Ibara 1999-04-20
5635763 Semiconductor device having cap-metal layer Yasunori Inoue, Kazutoshi Tsujimura, Shinichi Tanimoto, Kiyoshi Yoneda, Yoshikazu Ibara 1997-06-03
5558726 Cold rolled steel having excellent machinability and production thereof Hisayoshi YATOH, Takashi Harabuchi, Seinosuke Yano 1996-09-24
4698102 Process for producing, by continuous annealing, soft blackplate for surface treatment Kuniaki Maruoka, Nobuyuki Takahashi, Senkichi Tujimura, Setsuo Otsuka, Isao Oohasi +1 more 1987-10-06