Inventor · disambiguated record
Ivan B. Chapman, Jr.
Also filed as: CHAPMAN JR IVAN B
3 granted patents·75 citations·filing 1980–1983
72Inventor score
Top patents by PatentIndex Score
3 records- 0184US4330093AThumb-controlled hand-held toolWESTERN ELECTRIC CO·Filed 1980·Granted May 18, 1982·55 cites·5 claims
- 0245US4352479AAdjustable supportWESTERN ELECTRIC CO·Filed 1980·Granted Oct 5, 1982·11 cites·2 claims
- 0341US4523498AErgonomical in-line toolAT & T TECHNOLOGIES INC·Filed 1983·Granted Jun 18, 1985·9 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →