Inventor

Roger W. Helms

Inventor

Beaver Falls, PA, US

Overview

27→

Patents

1991–2015

Patent span

Electricity

Primary field (CPC H)

Patents· 27 as inventor

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

H01Hprimary

H01HElectric switches68%

H01RElectrically-conductive connections18%

Y10TTechnical subjects covered by former us classification9%

H01FMagnets3%

H02BBoards, substations or switching arrangements for the supply or distribution of electric power3%

PatentTitleYear

9,147,531'Electrical switching apparatus and movable contact arm assembly therefor'2015 9,082,560'Heat reducing terminals including a surface having protrusions and electrical switching apparatus including the same'2015 8,507,817'Latch assembly and electrical switching apparatus including the same'2013 8,014,168'Wire form rail adapter'2011 7,830,232'Arc runner assembly and electrical switching apparatus and method incorporating same'2010 7,570,140'Magnetic trip mechanism including a plunger member engaging a support structure, and circuit breaker including the same'2009 7,019,240'Electrical switching apparatus interface assembly and operating handle attachment therefor'2006 7,012,493'Circuit breaker including rotary interlock for secondary cover'2006 6,966,109'Method for attaching and for ensuring orientation of components'2005 6,737,594'Locking attachment for an electrical switching apparatus'2004 6,633,211'Circuit interrupter with a magnetically-induced automatic trip assembly having improved armature pivoting'2003 6,388,216'Terminal wire clamp'2002 6,292,076'Circuit interrupter with improved DIN rail mounting adaptor'2001 6,249,197'Circuit interrupter providing improved securement of an electrical terminal within the housing'2001 6,232,855'Circuit interrupter with covered accessory case, adjustable under voltage relay, self-retaining collar and one-piece rail attachment'2001 6,102,750'Self-retaining spring clip assembly and an electrical connection incorporating the same'2000 6,052,047'Circuit interrupter with covered accessory case, adjustable under voltage relay, self-retaining collar and one-piece rail attachment'2000 5,978,208'Circuit breaker arrangement with improved terminal collar having interlock sections'1999 5,898,146'Molded case circuit breaker with modular crossbar'1999 5,874,874'Spring biased movable laminated contact arm conductor assembly'1999 5,874,699'Molded case circuit breaker and moving conductor assembly therefor'1999 5,847,629'Circuit breaker contact spring subassembly and method and apparatus for making and circuit breaker incorporating same'1998 5,713,459'Roller latching and release mechanism for electrical switching apparatus'1998 5,693,923'Motor operator for electrical switches'1997 5,493,084'Door release for circuit interrupter rotary handle mechanism'1996 5,428,196'Flexible shaft interface for circuit interrupter'1995 5,032,813'Pinned shunt end expansion joint'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2015Based in Beaver Falls, PA, US· patent location history

1995–2015Patents assigned to EATON CORP (26)· patent assignee history

2013Patents assigned to GOTTSCHALK ANDREW L (1)· patent assignee history

2013Patents assigned to HELMS ROGER W (1)· patent assignee history

2013Patents assigned to PARKS DAVID A (1)· patent assignee history

2013Patents assigned to SLEPIAN ROBERT M (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EATON CORP	26	1995–2015
GOTTSCHALK ANDREW L	1	2013
HELMS ROGER Wself	1	2013
PARKS DAVID A	1	2013
SLEPIAN ROBERT M	1	2013

Locations

Location	Patents	Span
Beaver Falls, Pennsylvania, US	27	1991–2015