Inventor · disambiguated record
Andrew Hartzell
Also filed as: HARTZELL ANDREW · HARTZELL ANDREW B
1 granted patent·2 pending applications·33 citations·filing 2002–2004
47Inventor score
Technology areasG09B
Files withLEAPFROG ENTPR INC3
Top patents by PatentIndex Score
3 records- 0180US6793129B2Study aid apparatus and method of using study aid apparatusLEAPFROG ENTPR INC·Filed 2002·Granted Sep 21, 2004·33 cites·20 claims
- 0252US2004206809A1Study aid apparatus and method of using study aid apparatusLEAPFROG ENTPR INC·Filed 2004·Application pending·0 cites
- 0349US2005208458A1Gaming apparatus including platformLEAPFROG ENTPR INC·Filed 2004·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Andrew Hartzell files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →