KO

Kazuo Okamura

NT Ntn: 3 patents #3 of 116Top 3%
Sumitomo Electric Industries: 2 patents #504 of 3,352Top 20%
Overall (2002): #8,982 of 266,432Top 4%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6431757 Hydrodynamic type bearing unit Tsugito Nakazeki 2002-08-13
6390681 Dynamic pressure bearing-unit Tsugito Nakazeki, Masakazu Hirata, Isao Komori 2002-05-21
6357920 Sintered oil retaining bearing and spindle motor for information equipment Natsuhiko Mori, Makoto Shiranami 2002-03-19
6358391 Method for making anode foil for aluminum electrolytic capacitor Masanori Okabayashi, Katsunori Matsuda, Seita Takahashi 2002-03-19
6353930 Digital broadcasting system, digital broadcasting apparatus, and receiver apparatus for digital broadcasters Tatsuya Shimoji, Shinji Inoue, Yuki Kusumi, Masahiro Oashi, Takashi Kakiuchi +7 more 2002-03-05