Inventor

Robert M. Engelke

Inventor

Madison, WI, US

Overview

1988–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 70 as inventor

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

H04Mprimary

H04MTelephonic communication52%

G10LSpeech analysis techniques or speech synthesis21%

H04WWireless communication networks9%

G06FElectric digital data processing4%

H04LTransmission of digital information, e.g. telegraphic communication4%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers3%

G09BEducational or demonstration appliances2%

LOC142%

G08BSignalling systems, e.g. personal calling systems2%

PatentTitleYear

11,070,669Communication device and methods for use by hearing impaired2021 11,064,070Communication device and methods for use by hearing impaired2021 10,878,721Semiautomated relay method and apparatus2020 10,771,604911 call assistance for assisted device user2020 10,748,523Semiautomated relay method and apparatus2020 10,742,805Semiautomated relay method and apparatus2020 10,601,980Captioning system and method for the vision impaired2020 10,587,751Captioned telephone service2020 10,560,574Dual compatibility phone system2020 10,542,131911 call assistance for assisted device user2020 10,542,141Semiautomated relay method and apparatus2020 10,491,746Captioned telephone service2019 10,469,660Device independent text captioned telephone service2019 10,389,876Semiautomated relay method and apparatus2019 10,298,753Communication device and methods for use by hearing impaired2019 10,225,400Dual compatibility phone system2019 10,051,120Communication device and methods for use by hearing impaired2018 10,021,229911 call assistance for assisted device user2018 10,015,311Device independent text captioned telephone service2018 9,967,380System for text assisted telephony2018 9,961,196System for text assisted telephony2018 9,955,007Dual compatibility phone system2018 D0772836'Telecommunication device'2016 D0763219'Telecommunication device'2016 9,350,857'911 call assistance for assisted device user'2016 8,917,822'System for text assisted telephony'2014 8,917,821'Device independent text captioned telephone service'2014 8,908,838'System for text assisted telephony'2014 8,515,024'Captioned telephone service'2013 8,416,925'Device independent text captioned telephone service'2013 7,881,441'Device independent text captioned telephone service'2011 7,660,398'Captioned telephone service'2010 7,555,104'Relay for personal interpreter'2009 7,319,740'System for text assisted telephony'2008 7,164,753'Real-time transcription correction system'2007 7,006,604'Relay for personal interpreter'2006 7,003,082'System for text assisted telephony'2006 6,934,366'Relay for personal interpreter'2005 6,885,731'Captioned telephone with emergency access feature'2005 6,882,707'Method and apparatus for training a call assistant for relay re-voicing'2005 6,748,053'Relay for personal interpreter'2004 6,603,835'System for text assisted telephony'2003 6,594,346'Relay for personal interpreter'2003 6,567,503'Real-time transcription correction system'2003 6,549,611'Text enhanced telephony'2003 6,510,206'Relay for personal interpreter'2003 6,504,910'Voice and text transmission system'2003 6,493,426'Relay for personal interpreter'2002 6,307,921'Text enhanced telephony'2001 6,233,314'Relay for personal interpreter'2001 6,075,842'Text enhanced telephony'2000 6,075,841'In-line text display for telephone terminal employing data filtering'2000 5,978,654'Alphanumeric paging entry system'1999 5,974,116'Personal interpreter'1999 5,909,482'Relay for personal interpreter'1999 D0405793'Paging message device'1999 5,809,425'Gateway for low cost alphanumeric paging entry system'1998 5,724,405'Text enhanced telephony'1998 5,604,786'Telephone with unified features for hearing and deaf users'1997 5,581,593'Combination telephone and alphanumeric entry device'1996 5,517,548'Telecommunication device operating under an enhanced TDD protocol'1996 D0364865'Text telephone'1995 5,432,837'Telecommunication device for the deaf with automatic transmission capability'1995 5,351,288'Voice bridge for a relay center'1994 5,327,479'Telecommunication device for the deaf with interrupt and pseudo-duplex capability'1994 5,325,417'Telecommunication device for the deaf with automatic self-identification'1994 5,081,673'Voice bridge for relay center'1992 4,959,847'Telecommunications device with automatic code detection and switching'1990 4,897,868'Public terminal receptacle'1990 4,777,469'Public terminal receptacle'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2021Patents assigned to ULTRATEC INC (62)· patent assignee history

1988–2021Based in Madison, WI, US· patent location history

1992–2018Patents assigned to ENGELKE ROBERT M (10)· patent assignee history

1992–2016Patents assigned to COLWELL KEVIN (3)· patent assignee history

2013–2018Patents assigned to COLWELL KEVIN R (6)· patent assignee history

2013–2018Patents assigned to VITEK TROY D (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ULTRATEC INC	62	1988–2021
ENGELKE ROBERT Mself	10	1992–2018
COLWELL KEVIN R	6	2013–2018
VITEK TROY D	5	2013–2018
COLWELL KEVIN	3	1992–2016

Locations

Location	Patents	Span
Madison, WI, US	70	1988–2021