SF

Seiji Fujiwara

Sumitomo Electric Industries: 3 patents #374 of 4,178Top 9%
CL Central Glass Company, Limited: 1 patents #26 of 58Top 45%
📍 Kamakura, JP: #3 of 112 inventorsTop 3%
Overall (2004): #11,871 of 270,089Top 5%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6833758 Power amplifier Toshimitsu Matsuyoshi, Kaoru Ishida 2004-12-21
6728154 Three-dimensional optical memory medium and process for producing same Kiyotaka Miura 2004-04-27
6720829 Distortion-compensated amplifying circuit Toshimitsu Matsuyoshi, Kaoru Ishida 2004-04-13
6710652 Feedforward amplifier Masayuki Miyaji, Kaoru Ishida, Toshimitsu Matsuyoshi 2004-03-23