YT

Yoshikazu Tanaka

PA Panasonic: 32 patents #469 of 21,108Top 3%
Nissan Motor Co.: 25 patents #146 of 8,689Top 2%
TO Toyota: 16 patents #1,599 of 26,838Top 6%
UN Unicharm: 16 patents #81 of 624Top 15%
HI Hitachi: 14 patents #2,889 of 28,497Top 15%
MI Mitsubishi Cable Industries: 14 patents #3 of 372Top 1%
Mitsubishi Electric: 12 patents #2,296 of 25,717Top 9%
FC Furukawa Electric Co.: 7 patents #276 of 2,370Top 15%
ES Elo Touch Solutions: 7 patents #25 of 111Top 25%
FS Furukawa Automotive Systems: 7 patents #19 of 269Top 8%
UJ Unisia Jecs: 6 patents #38 of 395Top 10%
Ricoh Company: 6 patents #3,275 of 9,818Top 35%
SO Sony: 6 patents #6,793 of 25,231Top 30%
SI Sumitomo Rubber Industries: 5 patents #438 of 1,637Top 30%
SI Seiko Instruments: 5 patents #328 of 1,437Top 25%
TC Toyoda Gosei Co.: 3 patents #706 of 2,296Top 35%
AC Aisin Aw Co.: 3 patents #581 of 2,011Top 30%
RS Ryosei Electro-Circuit System: 3 patents #3 of 14Top 25%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
IC Idemitsu Kosan Co.: 3 patents #409 of 1,237Top 35%
JC Japan Electronic Control Systems Co.: 3 patents #19 of 86Top 25%
TK Toyo Boseki Kabushiki Kaisha: 3 patents #234 of 1,085Top 25%
TK Touch Panel Systems, K.K.: 2 patents #1 of 15Top 7%
Dai Nippon Printing Co.: 2 patents #976 of 2,222Top 45%
DI Daicel Chemical Industries: 2 patents #308 of 893Top 35%
DC Daido Steel Co.: 2 patents #47 of 272Top 20%
DI Daikin Industries: 2 patents #1,262 of 2,957Top 45%
FL Fujitsu General Limited: 2 patents #129 of 325Top 40%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
JC Janome Sewing Machine Co.: 2 patents #82 of 229Top 40%
LI Lintec: 2 patents #189 of 514Top 40%
NU National University Corp Hiroshima University: 2 patents #3 of 42Top 8%
NI Nippon Itf: 2 patents #8 of 27Top 30%
NC Nippon Piston Ring Co.: 2 patents #59 of 208Top 30%
ND Nitto Denko: 2 patents #1,207 of 2,479Top 50%
TC Tanabe Seiyaku Co.: 2 patents #165 of 389Top 45%
TC Toyoda Iron Works Co.: 2 patents #33 of 147Top 25%
TC Tyco Electronics Co.: 2 patents #481 of 1,364Top 40%
FT Fci Americas Technology: 2 patents #62 of 252Top 25%
PC Pacific Industrial Co.: 1 patents #64 of 133Top 50%
NE Nec: 1 patents #7,889 of 14,502Top 55%
ET Elo Touchsystems: 1 patents #15 of 51Top 30%
HP HP: 1 patents #3,612 of 7,018Top 55%
MK Murata Kikai: 1 patents #251 of 454Top 60%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
YC Yoshino Gypsum Co.: 1 patents #49 of 106Top 50%
HC Hosokawa Yoko Co.: 1 patents #55 of 121Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SC Sanyo Special Steel Co.: 1 patents #50 of 109Top 50%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Overall (All Time): #2,627 of 4,157,543Top 1%
223
Patents All Time

Issued Patents All Time

Showing 201–223 of 223 patents

Patent #TitleCo-InventorsDate
4584909 Hydraulic control system for continuously variable V-belt transmission Keiju Abo, Haruyoshi Kumura, Hiroyuki Hirano, Sigeaki Yamamuro 1986-04-29
4583627 Vehicle/engine operational parameter responsive clutch control Haruyoshi Kumura, Sigeaki Yamamuro, Hiroyuki Hirano, Keiju Abo 1986-04-22
4579021 Method and apparatus for controlling line pressure in continuously variable transmission Sigeaki Yamamuro, Keiju Abo, Haruyoshi Kumura, Hiroyuki Hirano, Yoshiro Morimoto 1986-04-01
4576265 Control system for hydraulic automatic clutch Haruyoshi Kumura, Keiju Abo, Hiroyuki Hirano, Sigeaki Yamamuro 1986-03-18
4566354 Method and apparatus for controlling reduction ratio of continuously variable transmission with engine coolant temperature compensation Haruyoshi Kumura, Keiju Abo, Hiroyuki Hirano, Sigeaki Yamamuro, Yoshiro Morimoto 1986-01-28
4557706 Control system for continuously variable V-belt transmission Sigeaki Yamamuro, Keiju Abo, Hiroyuki Hirano, Haruyoshi Kumura, Yoshiro Morimoto 1985-12-10
4545265 Hydraulic control system for continuously variable V-belt transmission Keiju Abo, Sigeaki Yamamuro, Haruyoshi Kumura, Hiroyuki Hirano 1985-10-08
4542665 Control system for continuously variable transmission with space saving automatic clutch control Sigeaki Yamamuro, Haruyoshi Kumura, Keiju Abo, Hiroyuki Hirano 1985-09-24
4543077 Method and apparatus for controlling continuously variable V-belt transmission Sigeaki Yamamuro, Hiroyuki Hirano, Yoshiro Morimoto 1985-09-24
4536171 Method and apparatus for controlling continuously variable transmission Keiju Abo, Hiroyuki Hirano, Haruyoshi Kumura, Sigeaki Yamamuro, Yoshiro Morimoto 1985-08-20
4533340 Hydraulic control system for continuously variable V-belt transmission Keiju Abo, Sigeaki Yamamuro, Haruyoshi Kumura, Hiroyuki Hirano 1985-08-06
4526557 Method and apparatus for controlling a continuously variable transmission Hiroyuki Hirano, Keiju Abo, Haruyoshi Kumura, Sigeaki Yamamuro, Yoshiro Morimoto 1985-07-02
4519790 Hydraulic control system for continuously variable V-belt transmission Sigeaki Yamamuro, Hiroyuki Hirano, Yoshiro Morimoto 1985-05-28
4512751 Method and system for controlling continuously variable v-belt transmission Sigeaki Yamamuro, Hiroyuki Hirano, Yoshiro Morimoto 1985-04-23
4510822 Continuously variable V-belt transmission including hydrodynamic transmission unit with lock-up means Sigeaki Yamamuro, Hiroyuki Hirano, Yoshiro Morimoto 1985-04-16
4512015 Digital time-division switch Yoshiharu Kano, Makoto Fujisawa, Shoji Nojiri 1985-04-16
4494942 Continuously variable V-belt transmission Hiroyuki Hirano, Sigeaki Yamamuro, Yoshiro Morimoto 1985-01-22
4487302 Parking lock arrangement for continuously variable V-belt transmission Yoshiro Morimoto, Sigeaki Yamamuro, Hiroyuki Hirano 1984-12-11
4484493 Cone pulley V-belt continuously variable transmission Sigeaki Yamamuro, Hiroyuki Hirano, Yoshiro Morimoto 1984-11-27
4478105 Hydraulic control system for continuously variable V-belt transmission with hydrodynamic transmission unit Sigeaki Yamamuro, Hiroyuki Hirano, Yoshiro Morimoto 1984-10-23
4299182 Two-way operation system control device for sewing machines 1981-11-10
4293931 Memory refresh control system Hitoshi Shirai, Yoshiharu Kan'o 1981-10-06
4236467 Sewing machine with display units which display guidance data guiding the user in manual adjustment of operating variables in automatic response to user selection of stitch type Yasukata Eguchi 1980-12-02