SK

Seigou Kotani

Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%
SC Sanyo Electric Co.: 7 patents #794 of 6,347Top 15%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
NC Nippon Columbia Co.: 1 patents #15 of 66Top 25%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
Overall (All Time): #748,988 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8051302 Data distributing system and recording medium used for it Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Takeaki Anazawa +5 more 2011-11-01
7747538 Memory card Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Shigeki Furuta +5 more 2010-06-29
7383446 Recording device Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Tadaaki Tonegawa +4 more 2008-06-03
7203312 Data reproduction apparatus and data reproduction module Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Shigeki Furuta +4 more 2007-04-10
7181629 Data distribution system as well as data supply device terminal device and recording device for the same Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Shigeki Furuta +5 more 2007-02-20
7158641 Recorder Yoshihiro Hori, Toshiaki Hioki, Miwa Kanamori, Takayuki Hasebe, Takahisa Hatakeyama +2 more 2007-01-02
6999948 Memory card Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Shigeki Furuta +5 more 2006-02-14