NT

Norio Tanaka

DC Dainichiseika Color & Chemicals Mfg. Co.: 2 patents #2 of 53Top 4%
OC Oki Electric Industry Co.: 1 patents #92 of 373Top 25%
TI Toray Industries: 1 patents #23 of 221Top 15%
UN Unknown: 1 patents #267 of 2,778Top 10%
VJ Victor Company Of Japan: 1 patents #22 of 80Top 30%
SO Sony: 1 patents #734 of 2,234Top 35%
📍 Shizuoka, NC: #1 of 1 inventorsTop 100%
Overall (2002): #5,439 of 266,432Top 3%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6497757 Apparatus for removing impurity contents in the air Hidetoshi Wakamatsu, Mikio Matsuki, Hiroshi Ogata 2002-12-24
6465042 Material having titanium dioxide crystalline orientation film and method for producing the same Hidetoshi Saitoh, Shigeo Ohshio, Hideki Sunayama 2002-10-15
6452710 Optical element, optical control method and device using this optical element, and method of manufacturing optical element Takashi Hiraga, Tetsuo Moriya, Hiromitsu Yanagimoto, Ichiro Ueno, Koji TSUJITA 2002-09-17
6428848 Method for producing a metal evaporated article Kenji Hatada, Manichi Yuuki, Masanori Ueda, Toshio Yasuda 2002-08-06
6388963 SIGNAL GENERATION METHOD, SIGNAL GENERATION METHOD USED IN OPTICAL DISK RECORDING AND REPRODUCING APPARATUS, OPTICAL PICK-UP USING SIGNAL GENERATION METHOD, AND OPTICAL DISK RECORDING AND REPRODUCING APPARATUS HAVING THIS OPTICAL PICK-UP 2002-05-14
6355311 Method for making an optical recording medium and an optical recording medium obtained by the method Kouji Tsujita, Ichiro Ueno 2002-03-12