ROBERTS JAMES R

Overview

About

ROBERTS JAMES R has a total of 12 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets electrical machinery and energy, civil engineering and optics are YUYAO AMBER LAMP CO LTD, B A G BRONZEWARENFABRIK AG TUR and HO SU-FANG.

Patent filings in countries

#	Industry
#1	Electrical machinery and energy
#2	Civil engineering
#3	Optics
#4	Machines

#	Technology
#1	Special light sources
#2	Non-portable lighting devices
#3	Finishing work on buildings
#4	Lighting device details
#5	Indexing scheme for uses of lighting devices
#6	Roof coverings
#7	Devices using light amplification
#8	Optical systems
#9	Unspecified technologies

Publication	Filing date	Title
US4884178A	1989-03-13	Indirect lighting fixture
CA1251186A	1986-02-24	Architectural lighting apparatus
US4612606A	1985-04-01	Apparatus for indirect lighting of stairs
US4600975A	1984-01-25	Architectural lighting apparatus
US4390994A	1980-07-14	Laser utilizing coated, multicapillary array as output window
US4395775A	1980-07-14	Optical devices utilizing multicapillary arrays
US1130107A	1914-05-29	Cuspidor.