TS

Takafumi Sugiyama

Nichia: 21 patents #64 of 1,531Top 5%
NC Nippon Electric Glass Co.: 2 patents #174 of 437Top 40%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
📍 Yoshinogawa, JP: #2 of 12 inventorsTop 20%
Overall (All Time): #190,893 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
12424818 Light emission module Kaname Saito, Takashi NAMIE, Takuya Suzuki 2025-09-23
11585494 Fluorescent module and illumination device Toshiyuki Hirai, Masahiko Sano, Toru Takasone 2023-02-21
11131433 Fluorescent module and illumination device Toshiyuki Hirai, Masahiko Sano, Toru Takasone 2021-09-28
10442987 Fluorescent member, optical component, and light emitting device Toru Takasone, Masahiko Sano, Hiroyuki Inoue, Shoichi Yamada 2019-10-15
10218148 Light emitting device 2019-02-26
10139715 Light source device and projector 2018-11-27
9835310 Wave-length conversion inorganic member, and method for manufacturing the same Hiroto Tamaki, Takayoshi WAKAKI, Tadao Hayashi, Yoshiki Sato, Daisuke OYAMATSU +1 more 2017-12-05
9720310 Light source device Shinichi Nagahama 2017-08-01
9519207 Wavelength converting device and light emitting device using the same Yoshitaka NAKATSU 2016-12-13
8994259 Wave-length conversion inorganic member, and method for manufacturing the same Hiroto Tamaki, Takayoshi WAKAKI, Tadao Hayashi, Yoshiki Sato, Daisuke OYAMATSU +1 more 2015-03-31
8908740 Light emitting device Shinichi Nagahama, Atsutomo Hama, Tomohisa Kishimoto 2014-12-09
8872203 Light-emitting device Shinichi Nagahama, Atsutomo Hama, Yukihiro Hayashi, Naoto Morizumi, Yoshinori Murazaki 2014-10-28
8106414 Semiconductor light emitting device 2012-01-31
8080436 Light emitting device and method of manufacturing the light emitting device 2011-12-20
7878696 Optical component, light converting member, and light emitting device Atsutomo Hama, Yoshinori Murazaki, Yukihiro Hayashi, Naoto Morizumi 2011-02-01
7751661 Optical component and light emitting device using the same Masaaki Kadomi, Yoshio Umayahara, Tadahito FURUYAMA, Masaru Iwao, Atsutomo Hama +2 more 2010-07-06
7591575 Light emitting device Atsutomo Hama, Junji Takeichi, Yukihiro Hayashi 2009-09-22
D595881 Light emitting portion of an optical fiber lighting apparatus Atsutomo Hama, Yukihiro Hayashi, Naoto Morizumi, Masaaki Kadomi, Tadahito FURUYAMA 2009-07-07
D591438 Light emitting portion of an optical fiber lighting apparatus Atsutomo Hama, Yukihiro Hayashi, Naoto Morizumi 2009-04-28
7440482 Nitride semiconductor laser element and method for manufacturing the same Eiji Sakaguchi, Masaki Yoshida 2008-10-21
7356054 Light emitting device Atsutomo Hama, Junji Takeichi, Yukihiro Hayashi 2008-04-08
6312160 Bearing construction for drive shaft 2001-11-06