% Expired Patents = 33.3

EPO Patents = 1

Trademarks = 3

Forward Citations = 31

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13 inventors (with patents filed for the assignee):

Samuel C Weaver (1 out of 27 patents)

Yasutaka Ohshima (1 out of 1 patent)

Masaaki Watanabe (1 out of 1 patent)

4. Masanori Hisamoto (1 out of 1 patent)

5. Ryoetsu Yoshino (1 out of 1 patent)

6. Kazutaka Fujita (1 out of 1 patent)

7. Masataka Eguchi (1 out of 1 patent)

8. Adam Kelsall (1 out of 1 patent)

9. Kelvin Weeks (1 out of 1 patent)

10. Jonathan Cross (1 out of 1 patent)

11. John Dinwoodie (1 out of 4 patents)

12. Stella M Young (1 out of 1 patent)

13. Kathleen E Wade (1 out of 1 patent)

14. Ohshima Yasutaka (0 patent)

15. Eguchi Masataka (0 patent)

3 patents: Sort by Forward Citations

#7 in Merseyside

#4,892 in United Kingdom

Saffil Limited

Forward Citations = 31

13 inventors:

Samuel C Weaver (1 out of 27 patents)

Yasutaka Ohshima (1 out of 1 patent)

Masaaki Watanabe (1 out of 1 patent)

4. Masanori Hisamoto (1 out of 1 patent)

5. Ryoetsu Yoshino (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Saffil Limited. Retrieved from https://idiyas.com/company/saffil

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]

1 patent (EPO):

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]