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Park-Ohio Industries, Inc.
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Cleveland, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Stackable table, table assembly, and tray and table combination
Patent number
5,564,345
Issue date
Oct 15, 1996
Park Ohio Industries Inc.
Edward F. Crawford
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Table with removable tray and/or insert
Patent number
D359406
Issue date
Jun 20, 1995
Park Ohio Industries Inc.
Edward F. Crawford
D06 - Furnishings
Information
Patent Grant
Apparatus for inductively heat treating workpiece bore walls
Patent number
4,625,090
Issue date
Nov 25, 1986
Park-Ohio Industries, Inc.
George D. Pfaffmann
C21 - METALLURGY OF IRON
Information
Patent Grant
Heating magnetic metal workpieces
Patent number
4,619,717
Issue date
Oct 28, 1986
Park-Ohio Industries, Inc.
Norbert R. Balzer
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Heating nonmagnetic metal workpieces
Patent number
4,577,081
Issue date
Mar 18, 1986
Park-Ohio Industries, Inc.
Norbert R. Balzer
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rotating induction heating apparatus
Patent number
4,538,041
Issue date
Aug 27, 1985
Park-Ohio Industries, Inc.
Roger R. Budzinski
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of shearing metal billets
Patent number
4,537,102
Issue date
Aug 27, 1985
Park-Ohio Industries, Inc.
Norbert R. Balzer
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for inductively heat treating workpiece bore walls
Patent number
4,531,987
Issue date
Jul 30, 1985
Park-Ohio Industries, Inc.
George D. Pfaffmann
C21 - METALLURGY OF IRON
Information
Patent Grant
Apparatus and method for inductively hardening small bores
Patent number
4,531,036
Issue date
Jul 23, 1985
Park-Ohio Industries, Inc.
John C. Lewis
C21 - METALLURGY OF IRON
Information
Patent Grant
Power inverter using separate starting inverter
Patent number
4,511,956
Issue date
Apr 16, 1985
Park-Ohio Industries, Inc.
Shashi B. Dewan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for controlling the power factor of a resonant...
Patent number
4,507,722
Issue date
Mar 26, 1985
Park-Ohio Industries, Inc.
Shashi B. Dewan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for uniform induction heating of an elongated...
Patent number
4,501,942
Issue date
Feb 26, 1985
Park-Ohio Industries, Inc.
John C. Lewis
C21 - METALLURGY OF IRON
Information
Patent Grant
Apparatus for simultaneously heating a plurality of elongated workp...
Patent number
4,482,793
Issue date
Nov 13, 1984
Park-Ohio Industries, Inc.
John C. Lewis
C21 - METALLURGY OF IRON
Information
Patent Grant
Transformer core cooling arrangement
Patent number
4,482,879
Issue date
Nov 13, 1984
Park-Ohio Industries, Inc.
Stanley E. Jackowicz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Sucker rod fitting
Patent number
4,475,839
Issue date
Oct 9, 1984
Park-Ohio Industries, Inc.
Donald G. Strandberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for quench hardening thin-walled, elongated wo...
Patent number
4,468,010
Issue date
Aug 28, 1984
Park-Ohio Industries, Inc.
Donald E. Novorsky
C21 - METALLURGY OF IRON
Information
Patent Grant
Induction heater arrangement for forging bar stock
Patent number
4,468,549
Issue date
Aug 28, 1984
Park-Ohio Industries, Inc.
Joseph E. Arnosky
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Inductor for annealing work hardened portions of structural beams
Patent number
4,458,127
Issue date
Jul 3, 1984
Park-Ohio Industries, Inc.
James J. Pusateri
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for inductively heating valve seat inserts
Patent number
4,438,310
Issue date
Mar 20, 1984
Park-Ohio Industries, Inc.
John F. Cachat
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for induction heating of an elongated workpiece
Patent number
4,433,226
Issue date
Feb 21, 1984
Park-Ohio Industries, Inc.
Richard L. Wagar
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Induction heating method and apparatus for elongated workpieces
Patent number
4,420,667
Issue date
Dec 13, 1983
Park-Ohio Industries, Inc.
John C. Lewis
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for quenching heated workpieces
Patent number
4,419,149
Issue date
Dec 6, 1983
Park-Ohio Industries, Inc.
Paul L. Day
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus of uniform induction heating of an elongated w...
Patent number
4,418,259
Issue date
Nov 29, 1983
Park-Ohio Industries, Inc.
John C. Lewis
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for inductively heating thin-walled elongated workpieces
Patent number
4,401,485
Issue date
Aug 30, 1983
Park-Ohio Industries, Inc.
Donald E. Novorsky
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for annealing work hardened portions of structural beams
Patent number
4,401,486
Issue date
Aug 30, 1983
Park-Ohio Industries, Inc.
James J. Pusateri
C21 - METALLURGY OF IRON
Information
Patent Grant
Inverter with improved power factor control
Patent number
4,385,348
Issue date
May 24, 1983
Park-Ohio Industries, Inc.
Gary E. Wisner
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Solid state frequency converter
Patent number
4,370,703
Issue date
Jan 25, 1983
Park-Ohio Industries, Inc.
Robert L. Risberg
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus for quenching heated workpieces
Patent number
4,336,924
Issue date
Jun 29, 1982
Park-Ohio Industries, Inc.
Paul L. Day
C21 - METALLURGY OF IRON
Information
Patent Grant
Induction heater arrangement for forging bar stock
Patent number
4,317,978
Issue date
Mar 2, 1982
Park-Ohio Industries, Inc.
George C. Nebesar
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Control device for parallel induction heating coils
Patent number
4,307,278
Issue date
Dec 22, 1981
Park-Ohio Industries, Inc.
John C. Lewis
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
78378346 - PMC COLINET
Serial number
78378346
Registration number
3091109
Filing date
Mar 4, 2004
Park-Ohio Industries, Inc.
7 - Machines and machine tools
Information
Trademark
78334691 - AUTOTRON
Serial number
78334691
Registration number
2920752
Filing date
Dec 1, 2003
Park-Ohio Industries, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
78307911 - AJAX TOCCO MAGNETHERMIC
Serial number
78307911
Registration number
3098855
Filing date
Oct 1, 2003
Park-Ohio Industries, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
76308036 - TOCCO JOINING SYSTEMS
Serial number
76308036
Filing date
Sep 4, 2001
Park-Ohio Industries, Inc.
7 - Machines and machine tools
Information
Trademark
76308035 - TJS
Serial number
76308035
Filing date
Sep 4, 2001
Park-Ohio Industries, Inc.
7 - Machines and machine tools
Information
Trademark
75353374 - CLEAR PICTURE
Serial number
75353374
Registration number
2198183
Filing date
Sep 8, 1997
Park-Ohio Industries, Inc.
20 - Furniture, mirrors, picture frames
Information
Trademark
75210163 - FRIENDLY & SAFE
Serial number
75210163
Registration number
2201996
Filing date
Dec 9, 1996
Park-Ohio Industries, Inc.
20 - Furniture, mirrors, picture frames
Information
Trademark
75182984
Serial number
75182984
Filing date
Oct 17, 1996
Park-Ohio Industries, Inc.
6 - Common metals and their alloys
Information
Trademark
75010363 - C CF
Serial number
75010363
Filing date
Oct 25, 1995
Park-Ohio Industries, Inc.
8 - Hand tools and implements (hand-operated)
Information
Trademark
75002242 - FRIENDLY SAFE
Serial number
75002242
Filing date
Oct 6, 1995
Park-Ohio Industries, Inc.
20 - Furniture, mirrors, picture frames
Information
Trademark
74595006 - CLEVELAND CITY FORGE
Serial number
74595006
Registration number
1969494
Filing date
Nov 4, 1994
Park-Ohio Industries, Inc.
37 - Building construction
Information
Trademark
74595005
Serial number
74595005
Filing date
Nov 4, 1994
Park-Ohio Industries, Inc.
6 - Common metals and their alloys
Information
Trademark
74541631
Serial number
74541631
Registration number
1939399
Filing date
Jun 23, 1994
Park-Ohio Industries, Inc.
37 - Building construction
Information
Trademark
74542039
Serial number
74542039
Filing date
Jun 23, 1994
Park-Ohio Industries, Inc.
6 - Common metals and their alloys
Information
Trademark
74340968 - TOCCOTROL
Serial number
74340968
Registration number
1793574
Filing date
Dec 17, 1992
Park-Ohio Industries, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73520938 - TOCCO
Serial number
73520938
Registration number
1388873
Filing date
Feb 6, 1985
TOCCO, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73176386 - INDUCTRON
Serial number
73176386
Registration number
1151526
Filing date
Jun 28, 1978
Park-Ohio Industries, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73161727 - TOCCO
Serial number
73161727
Registration number
1121794
Filing date
Mar 10, 1978
PARK-OHIO INDUSTRIES, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73114453 - FLAMATIC
Serial number
73114453
Registration number
1093178
Filing date
Feb 2, 1977
PARK-OHIO INDUSTRIES, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes