HK

Hiroaki Kotaka

TC Toshiba Ceramics Co.: 3 patents #54 of 458Top 15%
TC Toshiba Monofrax Co.: 1 patents #11 of 25Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #1,641,012 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5817274 Method of manufacturing aluminum nitride Hidenori Yamaoka, Shuitsu Matsuo, Masahiro Ando, Mikiya Fujii, Hiroyuki Terada +1 more 1998-10-06
5554204 Surface treatment method for quartz material Nobuhisa Kurono, Hidenori Yamaoka, Yoshirou Aiba, Shuuitsu Matsuo 1996-09-10
5479873 Method of manufacturing aluminum borate whiskers having a reformed surface based upon gamma alumina Yoshitomo Shintani, Tetsuya Suganuma, Shuitsu Matsuo, Hajime Saito, Hidenori Yamaoka +1 more 1996-01-02