HAWS SPENCER K

Overview

Total Patents

31
GoodIP Patent Rank

174,308

About

HAWS SPENCER K has a total of 31 patent applications. Its first patent ever was published in 1975. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets thermal processes, machines and civil engineering are MORGAN DOCTOR FRANKLIN, COMFORT SINUSVERTEILER GMBH and HOFFMAN SPECIALTY COMPANY.

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Patent filings in countries

World map showing HAWS SPENCER Ks patent filings in countries

#	Country	Total Patents
#1	United States	21
#2	Canada	2
#3	WIPO (World Intellectual Property Organization)	2
#4	Australia	1
#5	China	1
#6	United Kingdom	1
#7	Israel	1
#8	New Zealand	1
#9	South Africa	1

Patent filings per year

Chart showing HAWS SPENCER Ks patent filings per year from 1900 to 2020

Similar Companies

MORGAN DOCTOR FRANKLIN 92% similarity

COMFORT SINUSVERTEILER GMBH 89% similarity

HOFFMAN SPECIALTY COMPANY 88% similarity

PECK CASSIUS CARROLL 88% similarity

WARMAC LTD 88% similarity

SHIPP CLARENCE C 88% similarity

MACPHAIL NICHOLAS JULIAN JAN F 87% similarity

C A DUNHAM CO 87% similarity

MOORE JOHN W 87% similarity

FUGAS SPA 86% similarity

Focus industries

#	Industry
#1	Thermal processes
#2	Machines
#3	Civil engineering
#4	Agriculture
#5	Environmental technology
#6	Control
#7	Mechanical elements

Focus technologies

#	Technology
#1	Domestic heating systems
#2	Unspecified technologies
#3	Harvesting
#4	Installations for obtaining water
#5	Climate change mitigation in buildings
#6	Systems controlling non-electric variables
#7	Fluid heaters
#8	Venting or aerating devices
#9	Domestic plumbing installations
#10	Heat-exchanger without contact

Top inventors

#	Name	Total Patents
#1	Haws Spencer Kim	23
#2	Haws Spencer K	7

Latest patents

Publication	Filing date	Title
WO2016003830A1	2015-06-26	Hot water energy conservation
US9513641B1	2014-03-13	Hot water recovery
US9353955B1	2013-06-06	Hot water recovery apparatus
US2013228233A1	2013-04-17	Hot water recovery
WO2012054610A2	2011-10-19	Hot water recovery
US2010300059A1	2010-05-27	Selective harvester
US4862724A	1988-08-23	Expander for thin walled metal pipe
CA1293159C	1987-05-05	Auxiliary knob for gas valve to annunciate open condition
US4665386A	1986-04-21	Auxiliary knob for gas valve to annunciate open condition
US4497113A	1983-08-17	Asparagus cutter
US4518007A	1983-08-17	Automatic hot water recovery system
US4321943A	1980-02-25	Automatic hot water recovery system
US4064682A	1976-08-23	Machine for harvesting asparagus stalks and the like
US4003193A	1975-03-14	Stalk selective harvesting machine