Inventor

Robert G. Everts

Inventor

Chandler, AZ, US

Overview

64→

Patents

1976–2005

Patent span

Performing operations

Primary field (CPC B)

Patents· 64 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

Y10Tprimary

Y10TTechnical subjects covered by former us classification15%

A01DHarvesting12%

F02BInternal-combustion piston engines9%

A01GHorticulture6%

B24BMachines, devices, or processes for grinding or polishing6%

A47LDomestic washing or cleaning4%

F01MLubricating of machines or engines in general4%

B23DPlaning3%

B25FCombination or multi-purpose tools not otherwise provided for3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

6,948,412'Motor driven wood working tool with vacuum feature'2005 6,848,350'Stock stop miter gauge'2005 6,622,688'Operator carried power tool having a four-cycle engine and an engine lubrication method'2003 6,367,362'Apparatus for punching steel studs'2002 6,345,489'Wheeled lawn care unit'2002 6,227,160'Operator carried power tool having a four-cycle engine and engine lubrication method'2001 6,148,523'Line feed mechanism for a line trimmer'2000 6,141,823'Blower and vacuum device'2000 6,141,824'Blower and vacuum device'2000 6,139,411'Disc sander'2000 D0421163'Blower head assembly'2000 6,000,096'Gasoline powered parallel tube blower/vacuum'1999 5,950,276'Blower and adjustable blower nozzle attachment'1999 5,950,590'Operator carried power tool having a four-cycle engine and an engine lubrication method'1999 5,855,234'Router table assembly with microset throat plate'1999 5,809,653'Attachment system for battery powered tool'1998 5,806,192'Line feed configuration for line trimmers'1998 5,802,724'Coupling for split-boom power tool'1998 5,738,062'Operator carried power tool having a four-cycle engine'1998 5,671,536'Line feed configuration for line trimmers'1997 5,659,960'Line feed configuration for line trimmers'1997 5,647,258'Fence adjustment mechanism'1997 5,637,034'Detail sander'1997 5,634,748'Drill press having a movable head and a tilt table'1997 5,624,302'Oscillating spindle sander'1997 5,564,374'Cam carrier for an internal combustion engine'1996 5,558,057'Operator carried power tool having a four-cycle engine'1996 5,558,566'Oscillating spindle sander'1996 5,437,571'Detail sander'1995 5,421,292'Cylinder head assembly'1995 5,419,737'Random orbital sanding machine having a removable debris container'1995 5,402,604'Oscillating spindle sander'1995 5,398,739'Rotary cutting head assembly'1995 5,379,815'Foldable extension table for a circular table saw'1995 5,357,917'Stamped cam follower and method of making a stamped cam follower'1994 5,351,590'Scroll saw clamp and method for making the same'1994 5,339,526'Resistance spool for a line trimmer head'1994 5,337,626'Laminated gear and method of forming a laminated gear'1994 5,329,896'Replaceable recoil starter'1994 5,320,150'Collapsible stand'1994 5,241,932'Operator carried power tool having a four-cycle engine'1993 5,181,369'Battery powered line trimmer'1993 5,109,607'Automatic line trimmer head'1992 5,076,149'Wrist pin, piston assembly and method for making same'1991 5,060,384'Automatic head for a line trimmer'1991 5,003,662'Connector for a convertible blower-vacuum'1991 4,976,093'Brake system for rotary cutters and trimmers'1990 4,947,513'Connector for a convertible blower-vacuum'1990 D0307956'Suction cleaner'1990 4,901,682'Reed valve for two cycle internal combustion engines'1990 4,779,405'Line-feeding head for a rotary line trimmer'1988 4,651,422'Line guard for a line cutting type weed trimmer'1987 4,589,386'Carburetor priming system for internal combustion engines'1986 4,505,040'Coupling for interconnecting two handle portions of a power driven implement'1985 4,463,498'Coupling for flailing line trimmer handles'1984 4,369,742'Connecting rod for internal combustion engine'1983 4,356,605'Crankshaft with laminated counterweight'1982 4,342,236'Crankshaft with laminated counterweight'1982 4,223,441'Flail for a rotary vegetation cutter'1980 D0252148'Internal combustion engine'1979 D0251054'Saw'1979 D0249012'Weed cutter'1978 4,003,422'Process for making a composite cylinder head assembly'1977 3,990,523'Piston engine powered rotary drive with mount and fuel container'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1990Patents assigned to EVERTS ROBERT G (11)· patent assignee history

1976–1983Based in Mesa, AZ, US· patent location history

1978–2003Based in Chandler, AZ, US· patent location history

1986–1993Patents assigned to INERTIA DYNAMICS CORP (8)· patent assignee history

1993–1999Patents assigned to RYOBI OUTDOOR PRODUCTS INC (11)· patent assignee history

1994–2000Patents assigned to RYOBI LTD (4)· patent assignee history

1997–2002Patents assigned to RYOBI NORTH AMERICA INC (14)· patent assignee history

2005Based in Camp Verde, AZ, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RYOBI NORTH AMERICA INC	14	1997–2002
EVERTS ROBERT Gself	11	1976–1990
RYOBI OUTDOOR PRODUCTS INC	11	1993–1999
INERTIA DYNAMICS CORP	8	1986–1993
RYOBI LTD	4	1994–2000

Locations

Location	Patents	Span
Chandler, AZ, US	58	1978–2003
Mesa, AZ, US	4	1976–1983
Camp Verde, AZ, US	2	2005