MK

Makoto Katayama

Sumitomo Electric Industries: 4 patents #204 of 3,632Top 6%
PA Panasonic: 1 patents #71 of 348Top 25%
Overall (2005): #6,540 of 245,428Top 3%
5
Patents 2005

Issued Patents 2005

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6931172 Optical switch, optical add/drop apparatus, optical transmission system, and method of producing optical switch Takahiro Sunaga, Tomohiko Kanie 2005-08-16
6907181 Variable optical attenuator Masayuki Nishimura 2005-06-14
6892003 Variable dispersion compensator and optical transmission system Toshiaki Okuno, Masayuki Nishimura, Tomomi Sano, Masakazu Shigehara, Hiroshi Suganuma +2 more 2005-05-10
6868198 Optical switch for switching between multiple main light emitters Takahiro Sunaga, Tomohiko Kanie, Masato Furukawa, Manabu Shiozaki 2005-03-15
6848892 Oscillation-type compressor Ichiro Morita, Masanori Kobayashi, Koh Inagaki 2005-02-01