Inventor · disambiguated record
John W. Chisholm
Also filed as: CHISHOLM JOHN W
3 granted patents·165 citations·filing 1990–2001
76Inventor score
Top patents by PatentIndex Score
3 records- 0178US5049743ASurface located isotope tracer injection apparatusPROTECHNICS INTERNATIONAL INC·Filed 1990·Granted Sep 17, 1991·99 cites·13 claims
- 0269US5608214AGamma ray spectral tool for well loggingPROTECHNICS INTERNATIONAL INC·Filed 1995·Granted Mar 4, 1997·52 cites·15 claims
- 0354US6652035B2Highwall mining systemNOVA CONSTRUCTION COMPANY LTD·Filed 2001·Granted Nov 25, 2003·14 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →