Forward Citations = 168

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5 inventors (with patents filed for the assignee):

Erwin Isler (4 out of 4 patents)

Tilo Callenbach (1 out of 8 patents)

Paul Boesch (1 out of 4 patents)

4. Hans R Wey (1 out of 1 patent)

5. Heinz Büttgen (1 out of 9 patents)

6 patents: Sort by Forward Citations

1. 6355017 - Cannula for medical syringes (2002-03-12),

2. 5383604 - Water outlet head for a sanitary fitting (1995-01-24),

3. 5022791 - Process, anchoring member, and clamping device for clamping a rod (1991-06-11),

4. 4664573 - Mine wall support anchor (1987-05-12),

5. 4538940 - Arrangement for force transfer between longitudinally stressed members (1985-09-03),

6. 4523880 - Tie rod assembly for rock borehole anchor (1985-06-18),

H. Weidmann A.G. is a leading manufacturer of high-quality electrical insulation materials. With over 140 years of experience, the company offers a wide range of products and solutions for the electrical industry. From transformerboard to pressboard, Weidmann delivers top-notch insulation solutions for various applications. Visit their website to learn more about their products and services.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

6 Patents

#3 in Rapperswil

#1,448 in Switzerland

Rapperswil, Switzerland

H. Weidmann A.g.