ST

Suguru Takashima

Nichia: 21 patents #64 of 1,531Top 5%
PE Pentax: 1 patents #515 of 761Top 70%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
Yamaha Motor: 1 patents #1,283 of 2,310Top 60%
Overall (All Time): #183,966 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10214688 Method for producing fluoride fluorescent material Tomokazu Yoshida 2019-02-26
9564558 Fluoride fluorescent material and light emitting device using the same Tomokazu Yoshida 2017-02-07
8648523 Light emitting device including light emitting element and phosphor Yoshinori Murazaki, Masafumi Harada 2014-02-11
8384092 Light emitting device Yoshinori Murazaki, Masafumi Harada 2013-02-26
8169131 Fluorescent material and light-emitting device Yoshinori Murazaki, Shinpei Kinoshita, Masatoshi Kameshima, Hiroto Tamaki 2012-05-01
8130342 Liquid crystal display device and color filter for liquid crystal display device Yoshiko Ishimaru, Hidesato Hagiwara, Yoshinori Murazaki, Masafumi Harada 2012-03-06
8044569 Light emitting device Masato Aihara, Junji Takeichi, Takahiro Naitou, Hiroto Tamaki, Tomohisa Kishimoto 2011-10-25
7964113 Nitride phosphor and production process thereof, and light emitting device Hiroto Tamaki, Masatoshi Kameshima, Motokazu Yamada, Takahiro Naitou, Kazuhiko Sakai +1 more 2011-06-21
7951306 Oxynitride phosphor and production process thereof, and light-emitting device using oxynitride phosphor Hiroto Tamaki, Masatoshi Kameshima, Takahiro Naitou 2011-05-31
7951307 Oxynitride phosphor and production process thereof, and light-emitting device using oxynitride phosphor Hiroto Tamaki, Masatoshi Kameshima, Takahiro Naitou 2011-05-31
7951308 Oxynitride phosphor and production process thereof, and light-emitting device using oxynitride phosphor Hiroto Tamaki, Masatoshi Kameshima, Takahiro Naitou 2011-05-31
7854859 Nitride phosphor, method for producing this nitride phosphor, and light emitting device that uses this nitride phosphor Masatoshi Kameshima, Shoji Hosokawa, Hiroto Tamaki, Takayuki Shinohara, Takahiro Naitou +1 more 2010-12-21
7825578 Yellow light emitting device with high luminance Masato Aihara, Tomohisa Kishimoto, Hitomi Miki, Kenichi Aoyagi, Takeshi Kihara 2010-11-02
7794624 Oxynitride phosphor and production process thereof, and light-emitting device using oxynitride phosphor Hiroto Tamaki, Masatoshi Kameshima, Takahiro Naitou 2010-09-14
7723740 Light emitting device Masatoshi Kameshima, Hiroto Tamaki, Junji Takeichi, Yoshinori Murazaki, Shinpei Kinoshita 2010-05-25
7658866 Fluorescent material and light-emitting device Yoshinori Murazaki, Shinpei Kinoshita, Masatoshi Kameshima, Hiroto Tamaki 2010-02-09
7597823 Nitride phosphor and production process thereof, and light emitting device Hiroto Tamaki, Masatoshi Kameshima, Motokazu Yamada, Takahiro Naitou, Kazuhiko Sakai +1 more 2009-10-06
7556744 Nitride phosphor and production process thereof, and light emitting device Hiroto Tamaki, Masatoshi Kameshima 2009-07-07
7488432 Fluorescent material and light-emitting device Yoshinori Murazaki, Shinpei Kinoshita, Masatoshi Kameshima, Hiroto Tamaki 2009-02-10
7297293 Nitride phosphor and production process thereof, and light emitting device Hiroto Tamaki, Masatoshi Kameshima 2007-11-20
7258816 Nitride phosphor and method for preparation thereof, and light emitting device Hiroto Tamaki, Masatoshi Kameshima 2007-08-21
6418090 Biasing magnet positioning mechanism — 2002-07-09
5729974 "Exhaust system for a ""V""-type engine" — 1998-03-24