Inventor · disambiguated record
Charles W. Harjo
Also filed as: HARJO CHARLES · HARJO CHARLES W
4 granted patents·4 citations·filing 2016–2021
63Inventor score
Technology areasE21B
Files withGORDON BROS SUPPLY INC4
Top patents by PatentIndex Score
4 records- 0172US10895111B1Guide for top drive unitGORDON BROS SUPPLY INC·Filed 2019·Granted Jan 19, 2021·2 cites·16 claims
- 0270US10151156B2System and method for automated pipe handlingGORDON BROS SUPPLY INC·Filed 2016·Granted Dec 11, 2018·2 cites·12 claims
- 0354US11708723B2Guide for top drive unitGORDON BROS SUPPLY INC·Filed 2021·Granted Jul 25, 2023·0 cites·10 claims
- 0453US10900299B2System and method for automated pipe handlingGORDON BROS SUPPLY INC·Filed 2018·Granted Jan 26, 2021·0 cites·14 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →