Inventor · disambiguated record
Derek William Heard
Also filed as: HEARD DEREK WILLIAM
4 granted patents·2 citations·filing 2019–2021
60Inventor score
Technology areasB64C
Top patents by PatentIndex Score
4 records- 0173US11148786B2System and method for adjustable ballastBELL TEXTRON INC·Filed 2020·Granted Oct 19, 2021·1 cites·20 claims
- 0264US11001373B2System and method for adjustable ballastBELL TEXTRON INC·Filed 2019·Granted May 11, 2021·1 cites·20 claims
- 0363US11485480B2System and method for adjustable ballastTEXTRON INNOVATIONS INC·Filed 2021·Granted Nov 1, 2022·0 cites·20 claims
- 0449US11340633B2System and method for adjustable ballastBELL TEXTRON INC·Filed 2019·Granted May 24, 2022·0 cites·17 claims
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