Forward Citations = 34

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8 inventors (with patents filed for the assignee):

Claus Prochnow (2 out of 14 patents)

Roland Krueger (1 out of 4 patents)

Gunter Adamski (1 out of 4 patents)

4. Joachim Proske (1 out of 3 patents)

5. Ortwin Rosner (1 out of 2 patents)

6. Walter Swarofsky (1 out of 1 patent)

7. Hansjurgen Hartung (1 out of 2 patents)

8. Gerhard Kranz (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4341451 - Camera having depth of focus indicating means (1982-07-27),

2. 4336986 - Camera having an independently focused retractable objective lens (1982-06-29),

3. 4325622 - Coupling film advance and shutter release for a still camera (1982-04-20),

4. 4311373 - Photographic camera with driving and stopping mechanism (1982-01-19),

5. 4221477 - Camera (1980-09-09),

Rollei-werke Franke & Heidecke GmbH & Co. KG is a German manufacturer of high-quality cameras, photographic equipment, and accessories. Renowned for their innovative designs and excellent craftsmanship, Rollei has been a trusted name in the photography industry for over 90 years. Their product range includes digital cameras, lenses, tripods, and camera bags, catering to professionals and enthusiasts alike.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

5 Patents

#1 in Brunswick

#5,993 in Germany

Brunswick, Germany

Rollei-werke Franke & Heidecke Gmbh & Co. Kg