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Zeiss Ikon Ag

USPTO Granted Patents = 12

Trademarks = 1

Forward Citations = 181

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15 inventors (with patents filed for the assignee):

Werner Tietz (3 out of 6 patents)

Jürgen Krühn (2 out of 5 patents)

Ewald Kornmayer (2 out of 2 patents)

4. Kurt Prunbauer (1 out of 17 patents)

5. Horst Ballmer (1 out of 8 patents)

6. Karl-Heinz Schroeder (1 out of 1 patent)

7. Herbert Tuemmel (1 out of 1 patent)

8. Kurt Hamme (1 out of 1 patent)

9. Juergen Kruehn (1 out of 1 patent)

10. Werner Horn (1 out of 1 patent)

11. Ingeborg Patzelt (1 out of 1 patent)

12. Dieter Gunther (1 out of 1 patent)

13. Rudolf E Grosskopf (1 out of 11 patents)

14. Pritimay Sengupta (1 out of 1 patent)

15. Jochen Kramer (1 out of 7 patents)

12 patents: Sort by Forward Citations

1. 4876535 - Method and apparatus for non-contacting information transmission (1989-10-24),

2. 4807454 - Means for locking a displaceable or rotatable part (1989-02-28),

3. 4805428 - Lock and key (1989-02-21),

4. D294005 - Key or similar article (1988-02-02),

5. 4662197 - Magnetic lock (1987-05-05),

6. 4653298 - Lock-key system (1987-03-31),

7. 4641508 - Lock with bolt enlargement (1987-02-10),

8. 4608842 - Lock and key system (1986-09-02),

9. 4603566 - Safety lock (1986-08-05),

10. 4593185 - Safety lock (1986-06-03),

11. 4481796 - Mortise lock provided with bolt and latch (1984-11-13),

12. 3960337 - Offset drive pin adaptors for film projectors, film spools, and 35mm to (1976-06-01),

Zeiss Ikon Ag is a renowned manufacturer of high-quality optical equipment, including camera lenses, microscopes, and eyeglasses. With a rich history dating back to the 19th century, the company has established itself as a leader in the field of precision optics. Zeiss Ikon Ag's products are known for their exceptional clarity, durability, and performance, making them the top choice for professionals and enthusiasts alike.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

12 Patents

#98 in

#3,267 in Germany

#46,685 in the World

Zeiss Ikon Ag

Forward Citations = 181

15 inventors:

Werner Tietz (3 out of 6 patents)

Jürgen Krühn (2 out of 5 patents)

Ewald Kornmayer (2 out of 2 patents)

4. Kurt Prunbauer (1 out of 17 patents)

5. Horst Ballmer (1 out of 8 patents)

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