DK

Daisuke Kitazawa

TI Toray Industries: 11 patents #174 of 3,690Top 5%
ND Ntt Docomo: 9 patents #301 of 1,706Top 20%
NI Nikon: 1 patents #1,647 of 2,493Top 70%
Overall (All Time): #195,113 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10584202 Photovoltaic element Shuhei Yamamoto, Satoru Shimomura 2020-03-10
10388876 Organic semiconductor composition, photovoltaic element, photoelectric conversion device, and method of manufacturing photovoltaic element Shuhei Yamamoto 2019-08-20
9331282 Conjugated polymer, and electron donating organic material, material for photovoltaic device and photovoltaic device using the conjugated polymer Nobuhiro Watanabe, Shuhei Yamamoto, Satoru Shimomura 2016-05-03
9205576 Image forming optical system, imaging apparatus, profile measuring apparatus, structure manufacturing system and structure manufacturing method Patrick Blanckaert 2015-12-08
8558108 Electron donating material, material for photovoltaic devices and photovoltaic device Shuhei Yamamoto, Jun Tsukamoto 2013-10-15
8530889 Carbon nanotube composite, organic semiconductor composite, and field-effect transistor Yukari Jo, Seiichiro Murase, Jun Tsukamoto 2013-09-10
8501901 Material for photovoltaic device, and photovoltaic device Shuhei Yamamoto, Nobuhiro Watanabe, Jun Tsukamoto 2013-08-06
8269099 Electron donating organic material for photovoltaic devices, material for photovoltaic devices, and photovoltaic device Jun Tsukamoto, Yukari Jo 2012-09-18
8114529 Material for lighting emitting device and light emitting device Tsuyoshi Tominaga, Mariko Sano, Takeshi Ishigaki, Kazunori Sugimoto 2012-02-14
8111652 Base station, radio communication system, and communication method Lan Chen, Hidetoshi Kayama, Narumi Umeda 2012-02-07
8084146 Light-emitting device material and light-emitting device Seiichiro Murase, Kazumasa Nagao, Kazunori Sugimoto, Tsuyoshi Tominaga 2011-12-27
7970349 Packet communication system, packet communication method, base station, mobile station, control device, and packet communication program Lan Chen, Hidetoshi Kayama, Narumi Umeda 2011-06-28
7901794 Material for light-emitting element and light emitting element Kazunori Sugimoto, Seiichiro Murase, Kazumasa Nagao, Takafumi Ogawa, Tsuyoshi Tominaga 2011-03-08
7801482 Packet communication system, packet communication method, base station, mobile station, control device, and packet communication program Lan Chen, Hidetoshi Kayama, Narumi Umeda 2010-09-21
7710977 Allocation of radio resources to packets in accordance with service qualities under radio communication environment Lan Chen, Hidetoshi Kayama, Narumi Umeda 2010-05-04
7532572 Packet communications system, base station and mobile station Lan Chen, Hidetoshi Kayama, Narumi Umeda 2009-05-12
7483710 Transmission power control method, communication device, and radio communication system Lan Chen, Hidetoshi Kayama, Narumi Umeda 2009-01-27
7471927 Packet communication system, packet communication method, base station, mobile station, controller and packet communication program Lan Chen, Hidetoshi Kayama, Narumi Umeda 2008-12-30
7318966 Luminescent element material and luminescent element comprising the same Tsuyoshi Tominaga, Aki Makiyama, Akira Kohama 2008-01-15
7155234 Connection acceptance control scheme by obtaining available quality value Hijin Sato, Narumi Umeda 2006-12-26
7130636 Wireless communication apparatus and wireless channel assignment method Hijin Sato, Narumi Umeda 2006-10-31
6921589 Electroluminescent elements Akira Kohama, Tsuyoshi Tominaga, Yoshio Himeshima 2005-07-26