Inventor
Robert Y. Pai
Inventor
Hamilton, MA, US
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps52%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications16%
C03BManufacture, shaping, or supplementary processes8%
H01BCables8%
H02BBoards, substations or switching arrangements for the supply or distribution of electric power8%
H01HElectric switches4%
H05BElectric heating4%
PatentTitleYear
8,264,149'Lamp assembly with LED and fluorescent lamp'20127,361,040'Base with integrated heatsink for compact fluorescent lamps'20085,606,218'Cold cathode subminiature fluorescent lamp'19975,210,461'Arc discharge lamp containing mechanism for extinguishing arc at end-of-life'19935,142,191'Aperture fluorescent lamp with press seal configuration'19925,116,272'Method and apparatus for forming apertures in fluorescent lamps'1992D0321857'Fluorescent lamp holder or the like'19915,003,220'Integral lamp for tri-color picture element'19914,990,821'Multicolor picture element with merged colors'19914,845,408'Compact fluorescent lamp assembly'19894,825,125'Discharge lamp having multiple constrictions'19894,786,841'Low-pressure arc discharge lamp having increased surface brightness'19884,736,134'Discharge lamp having multiple constrictions'1988D0288721'Fluorescent lamp or the like'19874,585,468'Apparatus for manufacturing a discharge lamp envelope having multiple constrictions'19864,582,523'Method for manufacturing a discharge lamp envelope having multiple constrictions'19864,534,742'Method and apparatus for dispensing small quantities of mercury from evacuated and sealed glass capsules'19854,257,905'Gaseous insulators for high voltage electrical equipment'19814,175,048'Gaseous insulators for high voltage electrical equipment'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1981Patents assigned to US ENERGY (2)· patent assignee history
1979–1981Based in Concord, TN, US· patent location history
1985–1993Patents assigned to GTE PROD CORP (14)· patent assignee history
1985–1997Based in Hamilton, MA, US· patent location history
1997–2012Patents assigned to OSRAM SYLVANIA INC (3)· patent assignee history
2008Based in Danvers, MA, US· patent location history
2012Patents assigned to GEORGE JOHN M (1)· patent assignee history
2012Patents assigned to ITO HEINZ W (1)· patent assignee history
2012Based in Fort Lauderdale, FL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GTE PROD CORP | 14 | 1985–1993 |
| OSRAM SYLVANIA INC | 3 | 1997–2012 |
| US ENERGY | 2 | 1979–1981 |
| GEORGE JOHN M | 1 | 2012 |
| ITO HEINZ W | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hamilton, Massachusetts, US | 15 | 1985–1997 |
| Concord, TN, US | 2 | 1979–1981 |
| Fort Lauderdale, Florida, US | 1 | 2012 |
| Danvers, Massachusetts, US | 1 | 2008 |