% Expired Patents = 33.3

Forward Citations = 46

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5 inventors (with patents filed for the assignee):

Paul Boesch (2 out of 4 patents)

Tilo Callenbach (1 out of 8 patents)

Henning Kaess (1 out of 2 patents)

4. Kurt Kremm (1 out of 1 patent)

5. Bashar Saad (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7594617 - Shower attachment (2009-09-29),

2. D467636 - Shower head (2002-12-25),

3. 6306646 - Culture dish (2001-10-23),

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USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#6 in Rapperswil

#2,399 in Switzerland

Rapperswil, Switzerland

Weidman Plastics Technology Ag

Forward Citations = 46

5 inventors:

Paul Boesch (2 out of 4 patents)

Tilo Callenbach (1 out of 8 patents)

Henning Kaess (1 out of 2 patents)

4. Kurt Kremm (1 out of 1 patent)

5. Bashar Saad (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Weidman Plastics Technology Ag. Retrieved from https://idiyas.com/company/weidman-plastics-technology-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]