KY

Keiichi Yamada

SO Sony: 23 patents #1,718 of 25,231Top 7%
DC Diesel Kiki Co.: 18 patents #5 of 366Top 2%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
DK Daiken Iki Kabushiki Kaisha: 6 patents #1 of 41Top 3%
RE Renesas Electronics: 5 patents #829 of 4,529Top 20%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
DE Denso: 3 patents #3,857 of 11,792Top 35%
TL Toyota Central R&D Labs: 3 patents #379 of 1,657Top 25%
MU Meijo University: 3 patents #11 of 103Top 15%
OJ Opnext Japan: 3 patents #47 of 185Top 30%
DC Daiken Medical Co.: 2 patents #2 of 12Top 20%
NU National University Corporation Gunma University: 2 patents #32 of 263Top 15%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
NS Nippon Soken: 2 patents #546 of 1,540Top 40%
NC Nippondenso Co.: 2 patents #1,150 of 3,479Top 35%
JR Japan Synthetic Rubber: 2 patents #169 of 558Top 35%
NE Nec: 2 patents #5,510 of 14,502Top 40%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
NC Nihon Nohyaku Co.: 1 patents #153 of 243Top 65%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
UC Ucb: 1 patents #17 of 39Top 45%
KA Kansei: 1 patents #40 of 117Top 35%
Overall (All Time): #16,073 of 4,157,543Top 1%
95
Patents All Time

Issued Patents All Time

Showing 76–95 of 95 patents

Patent #TitleCo-InventorsDate
4678160 Solenoid valve Tatsuhiko Abe 1987-07-07
4673163 Electromagnetic actuators Takeo Kushida 1987-06-16
4637553 Fuel injection nozzle unit for internal combustion engines Takeo Kushida 1987-01-20
4622942 Fuel injection apparatus for internal combustion engines Shinya Nozaki, Takeo Kushida 1986-11-18
4610233 Fuel injection system for internal combustion engine Takeo Kushida, Tsuneyuki Chiyoda 1986-09-09
4604979 Electronically controlled distributor type fuel injection pump for internal combustion engines Tadashi Kobayashi, Shinya Nozaki 1986-08-12
4586480 Electronically controlled distributor type fuel injection pump Masayoshi Kobayashi, Shinya Nozaki, Tadashi Kobayashi 1986-05-06
4546739 Fuel injection valve with variable discharge area of nozzle holes Nobuyuki Nakajima 1985-10-15
4537170 Distribution type fuel injection pump Hideyuki Kimura 1985-08-27
4528951 Fuel injection valve for internal combustion engines 1985-07-16
4527356 Cam grinding machine Takashi Ozone, Shohei Hayakawa, Fusao Nakajima, Kazuo Araki 1985-07-09
4489684 Fuel injection pump assembly 1984-12-25
4478187 Distribution type fuel injection apparatus 1984-10-23
4354474 Fuel injection advance angle control apparatus Masayoshi Kobayashi, Toru Sakuranaka, Masayasu Hayakawa, Sachio Nakagawa, Kohki Iwata +1 more 1982-10-19
4327696 Fuel injection pump for internal combustion engines Masayoshi Kobayashi, Toru Sakuranaka 1982-05-04
4304157 Torque wrench Kanzi Miyatake 1981-12-08
4271808 Fuel injection pump for internal combustion engines Masayoshi Kobayashi, Toru Sakuranaka 1981-06-09
4271805 Fuel injection pump Masayoshi Kobayashi, Toru Sakuranaka 1981-06-09
4262645 Injection timing control device for distributor-type fuel injection pump Masayoshi Kobayashi, Toru Sakuranaka 1981-04-21
4231271 Attachment for bolt tightening and removing device 1980-11-04