Inventor

Chung-Nin Chau

Inventor

Sayre, PA, US

Overview

23→

Patents

1992–2012

Patent span

Chemistry

Primary field (CPC C)

Patents· 23 as inventor

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

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere51%

H01JElectric discharge tubes or discharge lamps18%

H05BElectric heating7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

C01BNon-metallic elements4%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications4%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds2%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation2%

Y10TTechnical subjects covered by former us classification2%

PatentTitleYear

8,278,816'High CRI electroluminescent lamp'2012 8,137,586'Phosphor blend for a compact fluorescent lamp and lamp containing same'2012 7,749,405'White-emitting phosphor blend and electroluminescent lamp containing same'2010 7,535,176'VUV-excited device with blue-emitting phosphor'2009 7,452,483'Yellow-emitting phosphor blend for electroluminescent lamps'2008 7,402,955'Lamp with multi-layer phosphor coating'2008 6,827,877'Red-emitting phosphor blend for plasma display panels'2004 6,805,813'High brightness green-emitting phosphor'2004 6,001,477'Phosphor powder for coating lamp envelopes and method for preparation'1999 5,858,277'Aqueous phosphor coating suspension for lamps'1999 5,776,368'Borate phosphor synthesis using boron nitride'1998 5,695,685'Phosphor with modified surface composition and method for preparation'1997 5,651,920'Small-sized lanthanum cerium terbium phosphate phosphors and method of making'1997 5,611,961'Method of preparing manganese activated zinc orthosilicate phosphor'1997 5,447,660'Method for making a calcium halophosphate phosphor'1995 5,350,540'Method of making alkaline earth metal halophosphate phosphor using metal phosphide reducing agent'1994 5,268,124'Method of making alkaline earth metal halophosphate phosphor using metal phosphide reducing agent'1993 5,196,229'Coated phosphor articles'1993 5,154,852'Method of making lanthanum cerium terbium gadolinium phosphate phosphor'1992 5,132,042'Method of making lanthanum cerium terbium phosphate phosphor with improved brightness'1992 5,116,532'Method of making lanthanum cerium terbium phosphate phosphor'1992 5,106,532'Method of making lanthanum cerium terbium phosphate phosphor'1992 5,082,640'Method of making luminescent grade boron phosphate'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1993Patents assigned to GTE PROD CORP (6)· patent assignee history

1992–2012Based in Sayre, PA, US· patent location history

1994–2012Patents assigned to OSRAM SYLVANIA INC (13)· patent assignee history

1995–1999Based in Sayne, PA, US· patent location history

2004–2012Based in Athens, PA, US· patent location history

2008–2012Patents assigned to GLOBAL TUNGSTEN & POWDERS CORP (3)· patent assignee history

2012Patents assigned to CHAU CHUNG-NIN (2)· patent assignee history

2012Patents assigned to CAVALLARO ALBERT M (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
OSRAM SYLVANIA INC	13	1994–2012
GTE PROD CORP	6	1992–1993
GLOBAL TUNGSTEN & POWDERS CORP	3	2008–2012
CHAU CHUNG-NINself	2	2012
CAVALLARO ALBERT M	1	2012

Locations

Location	Patents	Span
Sayre, Pennsylvania, US	14	1992–2012
Athens, Pennsylvania, US	7	2004–2012
Sayne, Pennsylvania, US	2	1995–1999