NM

Nobuyuki Matsuzawa

SO Sony: 51 patents #448 of 25,231Top 2%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #49,878 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #TitleCo-InventorsDate
5340631 Clathrate inclusion compounds and optical recording medium using the same Yoko Hayashi, Masafumi Ata, Shin-Ichiro Tamura 1994-08-23
5079135 Optical recording medium Nobutoshi Asai, Shinichiro Tamura, Noriyuki Kishii, Seiichi Arakawa 1992-01-07