Top Cities in Guam All Time
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Tamuning, GU | 95 | 13 |
| #2 | Lostwithiel, GU | 31 | 1 |
| #3 | Barrigada, GU | 10 | 1 |
| #4 | Yigo, GU | 7 | 3 |
| #5 | Dededo, GU | 4 | 3 |
Top Inventors in Guam All Time
| Rank | Inventor | City | Company | Patents |
|---|---|---|---|---|
| 1 | Peter E. Gill, III | Tamuning | Kwikspace Guam | 67 |
| 2 | Joseph Harrington Matanane Brown | Barrigada | Set Point Solutions | 10 |
| 3 | William Hopper | Tamuning | Andritz Hydro Gmbh | 6 |
| #4 | Jackie Hammond | Yigo | — | 5 |
| #4 | Artemio M. Ilagan | Tamuning | — | 5 |
| #6 | John Ilao | Tamuning | — | 3 |
| #6 | Eduardo Ilao | Tamuning | — | 3 |
| #8 | Logan Barton | Tamuning | — | 2 |
| #8 | Edwin K. W. Ching | Tamuning | — | 2 |
| #8 | Erhan Kunt | Dededo | — | 2 |
| #8 | Brian Ebel | Tamuning | — | 2 |
| #12 | Yuko Stenson | Dededo | — | 1 |
| #12 | Ekaterina Dominguez | Tamuning | — | 1 |
| #12 | Rodney J. KING | Tamuning | — | 1 |
| #12 | Dennis Welle | Tamuning | — | 1 |
| #12 | Enrique A. Canovas | Tamuning | — | 1 |
| #12 | Manuel R. Ulloa, Jr. | Tamuning | — | 1 |
| #12 | Steven A. Stenson | Dededo | — | 1 |
| #12 | Joseph A. Mafnas | Yigo | — | 1 |
| #12 | Barbara C. Mafnas | Yigo | — | 1 |