IO

Isao Okamoto

NK Nichido Kogyo Kabushiki Kaisha: 12 patents #1 of 1Top 100%
NC Nissan Diesel Motor Co.: 7 patents #8 of 125Top 7%
TC Takano Co.: 6 patents #3 of 56Top 6%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
TC Thk Co.: 2 patents #151 of 450Top 35%
AC Advics Co.: 2 patents #250 of 686Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
JR Japanese National Railways: 1 patents #19 of 102Top 20%
KT Kabushiki Kaisha Taito: 1 patents #23 of 61Top 40%
Nintendo Co.: 1 patents #886 of 1,476Top 65%
RI Railway Technical Research Institute: 1 patents #70 of 233Top 35%
Overall (All Time): #98,824 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
5716139 Rolling guide unit Takeki Shirai 1998-02-10
D361981 Attachment plug 1995-09-05
5247750 Apparatus for inspecting assembled condition of parts of automotive vehicle Takeru Ito, Kiyoshi Yamaoka 1993-09-28
D339566 Attachment plug 1993-09-21
D339567 Attachment plug 1993-09-21
5213516 Attachment plug 1993-05-25
4802418 Wheelset steering apparatus and method for the truck of railway vehicles Katsuyuki Terada, Hiromi Go, Michio Sebata, Hiroshi Higaki, Hideo Takai 1989-02-07
4776283 Truck for railway vehicle Takao Shozi, Hideo Takai, Motomi Hiraishi, Toshihiko Sunaseki, Kastuyuki Terada +1 more 1988-10-11
4746143 Vibration control apparatus for vehicles Katsuyuki Terada, Hiromi Go, Michio Sebata, Hiroshi Higaki, Hideo Takai 1988-05-24
4715289 Apparatus for controlling vibration of vehicle Motomi Hiraishi, Hideo Takai, Kenjiro Kasai, Katsuyuki Terada 1987-12-29