Learn more

ROLLEI FOTOTECHNIC GMBH

Overview
  • Total Patents
    108
About

ROLLEI FOTOTECHNIC GMBH has a total of 108 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Germany, Japan and United States. Its main competitors in its focus markets optics, measurement and audio-visual technology are IMAX SYSTEMS CORP, WAKI RIGIO and NISHIYAMA MASAHARU.

Patent filings per year

Chart showing ROLLEI FOTOTECHNIC GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hartung Hansjuergen 17
#2 Mielke Bodo 14
#3 Krueger Roland 13
#4 Scholz Erwin 9
#5 Tiedemann Joerg 9
#6 Weidmann Bjoern 8
#7 Knutzen Hans Hinrich 4
#8 Mangelsdorf Juergen 4
#9 Wester-Ebbinghaus Wilfried 3
#10 Luhmann Thomas 3

Latest patents

Publication Filing date Title
DE102004015087B3 Position transducer for measuring the displacement of an activation element of an object moving along a fixed path with an electrical connection tap that contacts fixed taps of at least two adjoining paths each with multiple taps
DE10160491A1 Autofocus drive
TW432881B Projector
DE19855977A1 Lens for a camera
DE19850894C1 SLR camera
DE19850819C1 Mirror reflex camera has electromagnetic drive to displace search mirror with permanent magnet arrangement and axially linearly driven immersion coil arrangement in magnet pot
DE19832243A1 Electromotive mirror drive in a reflex camera
DE19832244A1 Electromagnetic drive for a slot lock
DE19801910A1 Auto focus system for SLR cameras
DE19758326C1 Film cartridge magazine for compact camera
DE19758328C1 Recording device for a film cartridge
CH692368A5 Camera mode change
DE19732191C1 Mirror reflex camera with mirror rigidly fixed on slide
DE19732192C1 Method of controlling the closure of a slot with two light tight curtains, each with their own motor, for use in cameras
DE19724841A1 viewfinder system
DE19704582A1 Method for equalizing measured values or for equalizing the stress on the routes of a route network connected to one another via nodes, and route network dimensioned according to the method
DE19534231A1 Camera system
DE4447092A1 Drive device for pivoting the mirror in a single-lens reflex camera
DE4433655A1 Still camera
DE4431472A1 Process for determining the color of an image