Inventor
YOSHIDA YUKIO
JP67 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIDA YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YOSHIDA KOGYO KK
13 patentsUS4738052AApr 19, 1988
Automatic door with automatic lock system
YOSHIDA KOGYO KK80 citations96
US4673848AJun 16, 1987
Control system for an automatic door
YOSHIDA KOGYO KK65 citations96
US4999551AMar 12, 1991
Method for controlling opening/closing of door in automatic door system
YOSHIDA KOGYO KK60 citations94
US4904880AFeb 27, 1990
Automatic door driving system
YOSHIDA KOGYO KK32 citations93
US4529920AJul 16, 1985
Control apparatus for an automatic door with a minimum error in a detected door position
YOSHIDA KOGYO KK62 citations93
US4694607ASep 22, 1987
Apparatus for detecting door movement data in an automatic door system
YOSHIDA KOGYO KK30 citations91
US4775823AOct 4, 1988
Method for controlling opening/closing operation of automatic door in its accidental condition
YOSHIDA KOGYO KK28 citations90
US4959598ASep 25, 1990
Method and apparatus for controlling torque of a door opening and closing motor for an automatic door
YOSHIDA KOGYO KK45 citations89
US4449078AMay 15, 1984
Apparatus for providing an optimal opening and closing of a door
YOSHIDA KOGYO KK24 citations79
US4935677AJun 19, 1990
Lock system for an automatic door
YOSHIDA KOGYO KK9 citations74
US5315220AMay 24, 1994
Memory method of door opening and shutting stroke value in automatic door
YOSHIDA KOGYO KK12 citations72
US4918443AApr 17, 1990
Method for determining a rotational angle of a rotary body
YOSHIDA KOGYO KK15 citations71
US4742245AMay 3, 1988
Method for controlling automatic door in turning-on time of its power supply
YOSHIDA KOGYO KK4 citations60
IDEMITSU KOSAN CO
8 patentsUS6187979B1Feb 13, 2001
Lubricating base oil composition and process for producing same
IDEMITSU KOSAN CO27 citations92
US7402715B2Jul 22, 2008
Fluids for traction drive
IDEMITSU KOSAN CO15 citations83
US6319879B1Nov 20, 2001
Derivative of bicyclo [2.2.1] heptane, method for its production, and fluid for traction drive
IDEMITSU KOSAN CO11 citations74
US6841713B2Jan 11, 2005
Process for preparing bicylo[2.2.1] heptane derivatives
IDEMITSU KOSAN CO4 citations63
US7964540B2Jun 21, 2011
Lube base oil and lubricating oil composition
IDEMITSU KOSAN CO4 citations62
US7956226B2Jun 7, 2011
Traction drive fluid compositions
IDEMITSU KOSAN CO2 citations62
US7507867B2Mar 24, 2009
Bicyclo[2.2.1] heptane derivative
IDEMITSU KOSAN CO1 citations52
US9321046B2Apr 26, 2016
Recovery method and recycling method for boron trifluoride complex
IDEMITSU KOSAN CO0 citations51
MITSUBISHI HEAVY IND LTD
5 patentsUS4540040ASep 10, 1985
Air temperature control system for vehicles
MITSUBISHI HEAVY IND LTD96 citations94
US4580620AApr 8, 1986
Controlling the airflow rate in an air conditioner
MITSUBISHI HEAVY IND LTD29 citations91
US4674965AJun 23, 1987
Control apparatus for a vulcanizing machine
MITSUBISHI HEAVY IND LTD10 citations73
US4485863ADec 4, 1984
Control device for car-mounted air-conditioner
MITSUBISHI HEAVY IND LTD18 citations73
US4476919AOct 16, 1984
Air conditioning apparatus for automobiles
MITSUBISHI HEAVY IND LTD12 citations73
ISUZU MOTORS LTD
3 patentsKOKUSAN PARTS INDUSTRY CO LTD
3 patentsUS5582415ADec 10, 1996
Metal gasket
KOKUSAN PARTS INDUSTRY CO LTD156 citations95
US5938208AAug 17, 1999
Separate plate placed between adjacent valve bodies in a control valve unit of an automatic transmission
KOKUSAN PARTS INDUSTRY CO LTD82 citations93
US6073938AJun 13, 2000
Sealing structure
KOKUSAN PARTS INDUSTRY CO LTD45 citations91
KOVAX CORP
2 patentsTOKYO KEIKI KK
2 patentsSHARP KK
2 patentsYOSHIDA YUKIO
2 patentsAICHI CORP KK
1 patentKIMURA KEN
1 patentNORITZ CORP
1 patentDAISEN CO LTD
1 patentUSUI AKIRA
1 patentCANON KK
1 patentSAKAI DISPLAY PRODUCTS CORP
1 patentTOKITA TOSHIKAZU
1 patentNAKAMOTO MASAMI
1 patentBORGWARNER INC
1 patentShowing the top 50 of 67 patents by PatentIndex Score.