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HOLOPHANE SA

Overview
  • Total Patents
    131
About

HOLOPHANE SA has a total of 131 patent applications. Its first patent ever was published in 1920. It filed its patents most often in France, United Kingdom and Switzerland. Its main competitors in its focus markets electrical machinery and energy, optics and transport are HOLOPHANE GLASS COMPANY INC, THOMAS DAY COMPANY and SONNEMAN ROBERT A.

Patent filings per year

Chart showing HOLOPHANE SAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Goraguer Daniel 10
#2 Anonyme Holophane Societe 5
#3 Grebel 4
#4 Lamy Patrick 3
#5 Leclercq Francois-Regis 3
#6 Muzard Patrick 3
#7 Grebel Georgette 2
#8 Mousset Noel 1
#9 Francaise Holophane Societe An 1
#10 Jacques Demathieu 1

Latest patents

Publication Filing date Title
EP1963135A2 Rear-view mirror for a motor vehicle
US2009129109A1 Headlight Reflector and a Headlight Including Such a Reflector
FR2894647A1 Motor vehicle projector
US4261029A Lighting device with rotatable reflector
GB660352A Lenses for light projectors and projectors incorporating the same
GB620639A Improvements in and relating to light controlling devices
GB520297A Improvements in and relating to luminairs for use with two light sources
GB500480A Improvements in or relating to the manufacture of tubular glass envelopes containing fluorescent material for modifying the spectrum of gaseous discharge tubes
GB474344A Improvements in and relating to lighting apparatus for hospital operating theatres and like places
GB419653A Improvements in street lighting apparatus
GB406448A Improvements in light reflectors
GB372215A Improvements in and relating to aircraft appliances for lighting the ground and providing a beacon
DE545184C Luminaires for illuminating streets or other areas of the ground and as traffic signs for aircraft
DE550390C Device for lighting streets and squares for air traffic
GB348979A Improvements in and relating to lighting appliances for streets and other similar purposes
GB327630A Improvements in and relating to prismatic glassware
GB292867A Improvements in and relating to illuminating and signalling appliances
GB294069A Improved lamp glass or reflector
GB276220A Improvements in reflector-refractor light fittings
GB247184A Improvements in prismatic glasses of automobile head-lights