RN

Ryuji Nakata

JT Jtekt: 6 patents #275 of 1,969Top 15%
KC Koyo Seiko Co.: 2 patents #228 of 749Top 35%
KC Kyodo Yushi Co.: 2 patents #42 of 191Top 25%
Overall (All Time): #626,862 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11421176 Grease composition and hub unit Koji Yoshizaki, Hiroshi Inukai, Yoichiro SANKAI, Shinji Yamane, Hideo Shibata +5 more 2022-08-23
9061698 Speed reducer and electric power steering system Yuji Wakugawa, Atsuhiro Yoshida, Wataru Yamada, Jun Hamakita, Hideyuki Honkado 2015-06-23
8513171 Lubricant composition, speed reduction gear, and electric power steering apparatus Miwa Hokii, Mitsuhiro Kakizaki, Daisuke Tsutsui 2013-08-20
8308431 Turbocharger Hiroshi Ueno, Toshihiko Shiraki, Akio Oshima, Tomonori Nakashita, Masaaki Ohtsuki +3 more 2012-11-13
8105053 Turbocharger Hiroshi Ueno, Toshihiko Shiraki, Akio Oshima, Tomonori Nakashita, Masaaki Ohtsuki +3 more 2012-01-31
8063002 Rolling device and rolling device manufacturing method Kouji Kitahata, Masahiro Tabata 2011-11-22
7008115 Polymeric lubricant packed bearing and method of producing the same Hiroshi Komiya 2006-03-07
5588751 Rolling bearing and method of fabricating the same Hiroshi Komiya 1996-12-31