MI

Masayoshi Ichikawa

TC Toyoda Gosei Co.: 21 patents #77 of 2,296Top 4%
AD Advantest: 11 patents #75 of 1,193Top 7%
DL Denka Company Limited: 8 patents #19 of 434Top 5%
DK Denki Kagaku Kogyo: 4 patents #65 of 655Top 10%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
TL Toyota Central R&D Labs: 2 patents #528 of 1,657Top 35%
KC Kansai Paint Co.: 1 patents #432 of 822Top 55%
KA Kao: 1 patents #1,961 of 3,221Top 65%
JR Japan Synthetic Rubber: 1 patents #256 of 558Top 50%
📍 Oomuta, JP: #1 of 1 inventorsTop 100%
Overall (All Time): #65,418 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDate
11114589 Fluoride phosphor and light-emitting device using same Ryosuke Kondo, Hideyuki Emoto 2021-09-07
10982139 Fluoride phosphor and light-emitting device using same Ryosuke Konda, Hideyuki Emoto 2021-04-20
10941339 Fluorescent fluoride, light-emitting device, and process for producing florescent fluoride Hideyuki Emoto, Ryosuke Kondo 2021-03-09
10759995 Process for producing fluorescent material Ryosuke Kondo, Hideyuki Emoto, Motoi TANAKA 2020-09-01
10669476 Potassium fluoromanganate for use as raw material of manganese-activated complex fluoride phosphor and manganese-activated complex fluoride phosphor production method using same Hideyuki Emoto, Motonori Kino 2020-06-02
10508235 Fluoride phosphors and light emitting devices using the same Shunsuke Mitani 2019-12-17
9850131 Method for producing phosphor Ryozo Nonogaki, Tomohiro Nomiyama, Yusuke Takeda 2017-12-26
9680066 Phosphor, light emitting element, and light emitting device Hideyuki Emoto, Shinichi Yanagi, Kazuhiro Ito 2017-06-13
9676999 Phosphor, light emitting element, and light emitting device Hideyuki Emoto, Shinichi Yanagi, Kazuhiro Ito 2017-06-13
9163175 β-sialon and method of manufacturing thereof, and light-emitting device Go TAKEDA, Hisayuki Hashimoto, Tomohiro Nomiyama, Suzuya Yamada 2015-10-20
8926864 Method of producing β-SiAION, β-SiAION, and products using the same Hideyuki Emoto 2015-01-06
8709282 Process for producing β-sialon fluorescent material Hironori Nagasaki 2014-04-29
8422762 Abnormality detecting apparatus for detecting abnormality at interface portion of contact arm Hiroki Ikeda 2013-04-16
8363924 Electronic device testing apparatus Katsuhiko Ikeda 2013-01-29
8017967 Light-emitting element including a fusion-bonding portion on contact electrodes Yoshinobu Suehiro, Satoshi Wada, Koji Tasumi 2011-09-13
7525593 Position detection apparatus, position detection method, testing apparatus, and camera module manufacturing apparatus Takahiro Yamaguchi 2009-04-28
7471819 Position detecting apparatus, a position detecting method and an electronic component carrying apparatus Aritomo Kikuchi 2008-12-30
7417220 Solid state device and light-emitting element Yoshinobu Suehiro, Satoshi Wada, Koji Tasumi 2008-08-26
7253443 Electronic device with integrally formed light emitting device and supporting member Minako Yoshida, Takahiro Yamaguchi, Mani Soma 2007-08-07
7193728 Processing apparatus, processing method and position detecting device Takahiro Yamaguchi, Minako Yoshida, Mani Soma 2007-03-20
7049608 Position detection apparatus, position detection method, electronic part carrying apparatus, and electronic beam exposure apparatus Takahiro Yamaguchi 2006-05-23
6584236 Image processing apparatus and method for image processing Kazuyuki Maruo, Takahiro Yamaguchi 2003-06-24
6500561 Automobile weatherstripping Toru Yoshida, Masanori Aritake, Hironobu Shigematsu, Hiroshi Ooyama, Tatsuo Hamanaka 2002-12-31
6362802 Method and apparatus for acquiring an image for inspection of a flat panel display Kiyoshi Fujiwara 2002-03-26
6133413 Method of manufacturing devulcanized rubber using high temperature and shearing pressure Makoto Mouri, Arimitsu Usuki, Atsushi Murase, Norio Sato, Yasuyuki Suzuki +5 more 2000-10-17