Inventor

William D. Richards

Inventor

Medway, MA, US

Overview

61→

Patents

1976–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 61 as inventor

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

A61Bprimary

A61BDiagnosis11%

A61FFilters implantable into blood vessels9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

C08LCompositions of macromolecular compounds7%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%

Y10TTechnical subjects covered by former us classification5%

G02CSpectacles4%

C01BNon-metallic elements3%

PatentTitleYear

11,119,000Fatigue testing of a wind turbine blade2021 11,108,080Lithium and sodium solid-state electrolyte materials2021 10,978,706Cation-disordered rocksalt lithium metal oxides and oxyfluorides and methods of making same2021 10,930,927Positive electrode active material, methods for the manufacture thereof, and electrochemical cell comprising the positive electrode active material2021 10,566,653Lithium sulfur nitrogen compound for anode barrier coating or solid electrolyte2020 10,446,872Solid electrolyte and lithium battery including the same2019 10,324,138Computing system for identification of solid-solid interphase products2019 10,209,160Fatigue testing of a wind turbine blade2019 10,177,406Solid electrolyte and/or electroactive material2019 9,966,629Sodium-conducting solid electrolyte2018 9,904,772'Screening solid state ionic conductors for high ionic conductivity'2018 8,808,944'Method for storing holographic data'2014 7,649,073'Polycarbonate-poly(alkylene oxide) copolymer compositions and articles formed therefrom'2010 7,642,315'Polycarbonate-poly(alkylene oxide) copolymer compositions and articles formed therefrom'2010 7,605,222'Copolyetherimides'2009 7,528,214'Methods for preparing transparent articles from hydroquinone polycarbonate copolymers'2009 7,481,959'Method for controlling haze in an article comprising a polymer composition'2009 6,849,706'Copolyetherimides'2005 6,352,654'Conductive polyphenylene ether-polyamide compositions and method for their preparation'2002 6,300,405'Polyester molding composition'2001 6,171,523'Conductive polyphenylene ether-polyamide compositions and methods for their preparation'2001 6,066,694'Polyester molding composition'2000 5,843,340'Method for the preparation of conductive polyphenylene ether-polyamide compositions'1998 5,770,652'Dispersive reactive extrusion of polymer gels'1998 5,634,918'Ophthalmic surgical instrument'1997 5,384,360'Thermally stable blends of pre-extruded polyphenylene ether, diene based rubber and dialkylamines'1995 5,324,769'Thermally stable blends of polyphenylene ether, diene based rubber and an antioxidant/metal deactivator'1994 5,295,276'Patient positioning and alignment system'1994 5,269,090'Hook and leader storage box for fishermen'1993 5,149,331'Method and device for wound closure'1992 4,994,082'Accommodating intraocular lens'1991 4,990,153'Surgical suturing system and probe assembly'1991 4,969,591'Surgical stapling system'1990 4,964,715'Comparative surgical keratometer'1990 4,927,428'Surgical suturing system and probe assembly'1990 4,895,289'Ophthalmic stapler'1990 4,887,601'Adjustable surgical staple and method of using the same'1989 4,821,942'Driver for surgical microstapler'1989 4,817,416'On-line rheological measurements'1989 4,762,260'Surgical microstapler'1988 4,669,473'Surgical fastener'1987 4,518,175'Tubular assembly including insulated conduits and couplers for the transfer of high temperature and high pressure fluids'1985 4,505,139'Automobile roof panel lock'1985 4,307,997'Free piston inertia compressor'1981 4,277,172'Soft contact lens apparatus'1981 4,238,142'Method and apparatus for examining and photographing the ocular fundus'1980 4,236,793'Ophthalmic refracting device'1980 4,216,588'Marking pen holder'1980 4,208,800'Method for making ophthalmic measurements'1980 4,184,752'Instrument illuminator'1980 4,155,125'Iris clip anchoring means for intraocular lenses'1979 4,150,471'Method of making artificial intraocular lens'1979 4,139,915'Artificial intraocular lens'1979 4,121,346'Optical center locator for spectacles'1978 4,055,900'Device for making opthalmic measurements and method'1977 4,025,248'Radially extended vapor inlet for a rotary multivaned expander'1977 4,014,049'Artificial intraocular lens and supporting system therefor'1977 4,012,823'Method of making artificial intraocular lenses'1977 3,996,626'Artificial intraocular lens'1976 3,975,779'Artificial intraocular lens and supporting system therefor'1976 3,971,073'Artificial intraocular lens'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1981Patents assigned to AMERICAN OPTICAL CORP (16)· patent assignee history

1976–1994Based in Medway, MA, US· patent location history

1977–2014Patents assigned to GEN ELECTRIC (12)· patent assignee history

1977–1985Based in King of Prussia, PA, US· patent location history

1988–1991Patents assigned to OPHTHALMIC VENTURES LP (7)· patent assignee history

1989–2014Based in Scotia, NY, US· patent location history

2018–2021Patents assigned to MASSACHUSETTS INST TECHNOLOGY (9)· patent assignee history

2018–2021Patents assigned to SAMSUNG ELECTRONICS CO LTD (8)· patent assignee history

2018–2020Based in Cambridge, MA, US· patent location history

2019–2021Based in Ventnor, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AMERICAN OPTICAL CORP	16	1976–1981
GEN ELECTRIC	12	1977–2014
MASSACHUSETTS INST TECHNOLOGY	9	2018–2021
SAMSUNG ELECTRONICS CO LTD	8	2018–2021
OPHTHALMIC VENTURES LP	7	1988–1991

Locations

Location	Patents	Span
Medway, Massachusetts, US	29	1976–1994
Scotia, New York, US	16	1989–2014
Cambridge, Massachusetts, US	6	2018–2020
King of Prussia, Pennsylvania, US	3	1977–1985
Ventnor, GB	2	2019–2021