SY

Seiji Yamaguchi

Sumitomo Electric Industries: 31 patents #458 of 21,551Top 3%
Canon: 30 patents #1,833 of 19,416Top 10%
Honda Motor Co.: 20 patents #634 of 21,052Top 4%
TC Toyoda Gosei Co.: 18 patents #101 of 2,296Top 5%
OC Olympus Optical Co.: 10 patents #326 of 2,334Top 15%
KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
SG Sumita Optical Glass: 7 patents #7 of 59Top 15%
KM Konica Minolta: 6 patents #346 of 1,361Top 30%
KM Konica Minolta: 3 patents #1,112 of 2,718Top 45%
UI Ube Material Industries: 3 patents #14 of 58Top 25%
TC Toyo Ink Sc Holdings Co.: 2 patents #33 of 144Top 25%
KO Konica: 2 patents #962 of 1,958Top 50%
SC Shibaura Engineering Works Co.: 2 patents #1 of 28Top 4%
IC Ichibiki Co.: 2 patents #4 of 19Top 25%
JC Jidosha Kiki Co.: 2 patents #82 of 196Top 45%
TC Toyo Ink Co.: 2 patents #11 of 41Top 30%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
CF Chubu University Educational Foundation: 1 patents #13 of 38Top 35%
CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
DE Denso: 1 patents #6,940 of 11,792Top 60%
EC Elmo Co.: 1 patents #41 of 62Top 70%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
NB Nec Biglobe: 1 patents #2 of 18Top 15%
OC Ohi Seisakusho Co.: 1 patents #94 of 196Top 50%
OS Olympus Medical Systems: 1 patents #501 of 833Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
AE Asahi Kasei E-Materials: 1 patents #57 of 141Top 45%
📍 Kiyosu, JP: #2 of 413 inventorsTop 1%
Overall (All Time): #6,379 of 4,157,543Top 1%
148
Patents All Time

Issued Patents All Time

Showing 1–25 of 148 patents

Patent #TitleCo-InventorsDate
12163197 Method of manufacturing leather Tatsuaki Ujiie, Yasumitsu Suzuki, Haruki Oura, Yoshio Yamada 2024-12-10
11884553 Magnesium oxide powder, thermally conductive filler, resin composition, and production method for magnesium oxide powder Isamu Fujikawa, Masamichi Nakagawa, Takashi Hamaoka, Takeshi Himoto, Kunio Watanabe 2024-01-30
11576997 Iodine-loaded bone repair material and method for producing the same Morihiro Ito, Takashi Nakamura 2023-02-14
11111391 Coated magnesium oxide particles and method of producing the same, and thermal conductive resin composition Naoto Nishida, Koji Nakamura 2021-09-07
10566511 Light-emitting device and method of manufacturing the same Takayoshi Yajima, Hiroshi Ito 2020-02-18
10096757 LED package Hiroshi Ito 2018-10-09
9994028 Ink heating device and inkjet recording device Takeshi Urakami 2018-06-12
9969173 Ink cartridge and inkjet recording apparatus 2018-05-15
9828538 Thermally conductive filler and thermally conductive resin composition containing same Naoto Nishida, Akira Yoshida, Satoshi Shimmatsu 2017-11-28
9783684 Active energy ray-curable coating varnish, and printed matter using same Shinsuke TSURUTANI 2017-10-10
9701853 Actinic ray-curable offset ink composition and printed item obtained therewith Shinsuke TSURUTANI 2017-07-11
9696658 Developer container, developing apparatus, process cartridge, and image forming apparatus Hiroki Ogino 2017-07-04
9653661 Light-emitting device, method of manufacturing the same, method of mounting the same and lighting device Yoshinobu Suehiro, Katsunori Arakane, Koji Tasumi 2017-05-16
9574045 Epoxy resin composition, epoxy resin, and cured product Teruhisa Yamada, Kenzo Onizuka, Kozo Yoshida 2017-02-21
9315416 Method of manufacturing light-emitting device Koji Tasumi, Hiroyuki Tajima, Satoshi Wada, Miki Moriyama, Kazuya Aida +1 more 2016-04-19
9034051 Bone repair material and method for producing the same Tadashi Kokubo, Takashi Kizuki, Tomiharu Matsushita 2015-05-19
8860057 Light emitting device and manufacturing method of the same Koji Tasumi 2014-10-14
8826713 Method and apparatus for manufacturing stator coil for electric rotating machine Akito Akimoto, Takuji Harada, Atsuo Ishizuka 2014-09-09
8481169 Leather Shinji Kashiwagura, Yoshiyuki Ito, Takashi Yamaguchi 2013-07-09
8470387 Bone repair material and method for producing the same Tadashi Kokubo, Takashi Kizuki, Tomiharu Matsushita 2013-06-25
8465417 Endoscope system 2013-06-18
8367437 Method of manufacturing light-emitting device 2013-02-05
8294160 Light emitting device including a sealing portion, and method of making the same Yoshinobu Suehiro 2012-10-23
8178066 Method for stabilizing calcium phosphates fine particles, method for manufacturing calcium phosphates fine particles by using the method, and use thereof Takeshi Yao, Mitsuhiro Hibino, Hidetaka Okada 2012-05-15
8101441 Method of manufacturing light-emitting device Kazuya Aida, Hiroki Watanabe, Yoshinobu Suehiro 2012-01-24