Inventor

William W. Chow

Inventor

Del Mar, CA, US

Overview

26→

Patents

1982–2018

Patent span

Human necessities

Primary field (CPC A)

Patents· 26 as inventor

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

A61Gprimary

A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons18%

G11BInformation storage based on relative movement between record carrier and transducer18%

A47CChairs15%

A47GHousehold or table equipment8%

A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body8%

Y10TTechnical subjects covered by former us classification8%

B62JCycle saddles or seats5%

F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere5%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%

G06FElectric digital data processing3%

PatentTitleYear

10,125,921Mount assembly for receiving a mounting cleat2018 9,869,423'Releasable mount apparatus and system with lock switch'2018 9,611,881'Releasable mount apparatus and system'2017 8,256,360'Massage table with secure lock legs'2012 7,979,934'Headrest assembly for a massage device with timed support arms and arm connector near the forehead'2011 7,979,933'Headrest assembly with improved flexibility for a massage device'2011 7,761,943'Headrest assembly for a massage device'2010 7,640,609'Headrest assembly for a massage device'2010 7,636,968'Flexible headrest assembly with non-skid contact for a massage device'2009 7,610,639'Headrest assembly with improved adjustability for a massage device'2009 7,452,032'Armrest assembly for a resting device'2008 6,755,477'Therapeutic sling seat'2004 6,264,279'Therapeutic sling seat'2001 6,082,824'Therapeutic sling seat'2000 5,475,834'Integration of migration level two and backup tape processing using multiple inventory entries'1995 5,257,251'Single loop servo-positioning systems having means for changing the dynamic range of a position-error signal with speed of the relatively movable members'1993 5,090,002'Positioning systems employing velocity and position control loops with position control loop having an extended range'1992 5,046,060'Servo error controls'1991 5,038,333'Positioning systems including reliable track crossing detection for high speed relative motions'1991 4,842,177'Air bearing tape support for guiding tape and sensing tape tension'1989 4,420,782'Thermal compensation for magnetic head assembly'1983 4,406,722'Diffusion bonding of dissimilar ceramics'1983 4,405,961'Thermoelectric cooling of magnetic head assemblies'1983 4,396,967'Multielement magnetic head assembly'1983 4,390,916'Single track magnetic head assembly'1983 4,366,518'Multi-track head assembly'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1995Patents assigned to IBM (12)· patent assignee history

1982–1995Based in Tucson, AZ, US· patent location history

1983Based in Tuscon, AZ, US· patent location history

2000–2018Based in Del Mar, CA, US· patent location history

2008–2012Patents assigned to EARTHLITE MASSAGE TABLES INC (8)· patent assignee history

2012Patents assigned to CHOW WILLIAM W (1)· patent assignee history

2017–2018Patents assigned to OTTER PRODUCTS LLC (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IBM	12	1982–1995
EARTHLITE MASSAGE TABLES INC	8	2008–2012
OTTER PRODUCTS LLC	3	2017–2018
CHOW WILLIAM Wself	1	2012

Locations

Location	Patents	Span
Del Mar, California, US	14	2000–2018
Tucson, AZ, US	11	1982–1995
Tuscon, AZ, US	1	1983