TN

Tatsuo Niwa

NI Nikon: 7 patents #587 of 2,493Top 25%
NK Nippon Kogaku K.K.: 3 patents #114 of 382Top 30%
Overall (All Time): #514,293 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
9196778 Light concentrating optical element, light concentrating device, photovoltaic power generation device and photothermal conversion device Wakana Uchida 2015-11-24
9046279 Light condensing device, photovoltaic power generation device and photo-thermal conversion device Wakana Uchida, Tatsuya Senga, Takahiro KURASHIMA 2015-06-02
5641597 Circuit forming method and apparatus therefor Yoshijiro Ushio 1997-06-24
5532984 High resolution read-only magneto-optical disk and method and apparatus for reproducing information therefrom Hiroyuki Matsumoto 1996-07-02
5011582 Method for producing electrochromic device with application of AC voltage between the electrode layers Satoru Oshikawa 1991-04-30
4991951 Eyeglass frame for electrooptical lenses Mitsuyoshi Mizuno 1991-02-12
4824221 Electrochromic device Tatuso Endo 1989-04-25
4652090 Dispersed iridium based complementary electrochromic device Kiyoshi Uchikawa 1987-03-24
4433901 All solid type electrochromic display element Yosuke Takahashi, Hideki Akasaka, Toshikatsu Kasui, Tsuneo Sukegawa 1984-02-28
4350414 All solid state electrochromic device Yosuke Takahashi, Hideki Akasaka, Toshikatsu Kasui 1982-09-21