Forward Citations = 116

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10 inventors (with patents filed for the assignee):

Alan M Stone (4 out of 7 patents)

Arthur W Richards (3 out of 3 patents)

Hilton P Gordon (2 out of 2 patents)

4. Albert P Hawkins (1 out of 2 patents)

5. Roderick J Gordon (1 out of 2 patents)

6. Alan Boyle (1 out of 2 patents)

7. Peter Wolf (1 out of 2 patents)

8. Mark A Schapper (1 out of 1 patent)

9. Valentino F Vescovi (1 out of 1 patent)

10. Ian D Van Zyl (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 4600105 - Method and apparatus for sorting objects of ore by monitoring reflected (1986-07-15),

2. 4451812 - Electrostatic shield (1984-05-29),

3. 4373638 - Sorting apparatus (1983-02-15),

4. 4365717 - Feed apparatus and method (1982-12-28),

5. 4320841 - Detection and sorting systems (1982-03-23),

6. 4231478 - Bulk sorting of particulate material (1980-11-04),

7. 4225089 - Fluid flow manifold (1980-09-30),

8. 4210311 - Valves (1980-07-01),

9. 4122952 - Photometric sorters (1978-10-31),

10. 3977526 - Tracking systems for sorting apparatus (1976-08-31),

Company Overview

Sphere Investments Limited, based in Nassau, Bahamas, specializes in investment management and financial services. The company focuses on identifying and developing opportunities across various sectors, including real estate, technology, and renewable energy. Sphere Investments aims to leverage innovative strategies and market insights to enhance portfolio performance and drive sustainable growth. With a commitment to responsible investing, the firm seeks to create value while considering environmental and social impacts in its investment decisions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

10 Patents

#1 in Nassau

#1 in Bosnia and Herzegovina

#56,047 in the World

Nassau, Bosnia and Herzegovina

Sphere Investments Limited

Forward Citations = 116

10 inventors:

Alan M Stone (4 out of 7 patents)

Arthur W Richards (3 out of 3 patents)

Hilton P Gordon (2 out of 2 patents)

4. Albert P Hawkins (1 out of 2 patents)

5. Roderick J Gordon (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sphere Investments Limited. Retrieved from https://idiyas.com/company/sphere-investments

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]