Inventor · disambiguated record
Mark E. Ristvedt
Also filed as: RISTVEDT MARK E
12 granted patents·893 citations·filing 1986–2004
94Inventor score
Technology areasG07D
Files withRISTVEDT VICTOR G4CUMMINS ALLISON CORP3RISTVDET JOHNSON INC1RISTVEDT JOHNSON INC1RISTVEDT LLC1
Top patents by PatentIndex Score
12 records- 0192US5022889ACoin sorterRISTVEDT VICTOR G·Filed 1988·Granted Jun 11, 1991·149 cites·10 claims
- 0292US4966570ACoin sorting apparatus for sorting coins of selected denominationsRISTVEDT VICTOR G·Filed 1987·Granted Oct 30, 1990·112 cites·21 claims
- 0392US4731043ACoin sorterRISTVEDT JOHNSON INC·Filed 1987·Granted Mar 15, 1988·146 cites·39 claims
- 0490US4681128ACoin sorterRISTVEDT VICTOR G·Filed 1986·Granted Jul 21, 1987·134 cites·5 claims
- 0580US6017270ACoin sorterFiled 1998·Granted Jan 25, 2000·77 cites·19 claims
- 0680US5538468ACoin sorting apparatus with rotating discCUMMINS ALLISON CORP·Filed 1994·Granted Jul 23, 1996·57 cites·2 claims
- 0777US5080633ACoin sorting apparatus with rotating discRISTVEDT VICTOR G·Filed 1990·Granted Jan 14, 1992·62 cites·20 claims
- 0876US5297986ACoin sorting apparatus with rotating discCUMMINS ALLISON CORP·Filed 1992·Granted Mar 29, 1994·48 cites·46 claims
- 0974US5104353ACoin sorting apparatus with rotating discRISTVDET JOHNSON INC·Filed 1989·Granted Apr 14, 1992·47 cites·30 claims
- 1070US5176565ACoin sorting apparatus with rotating discCUMMINS ALLISON CORP·Filed 1990·Granted Jan 5, 1993·49 cites·47 claims
- 1162US7553223B1Coin sorter with external strip separatorRISTVEDT LLC·Filed 2004·Granted Jun 30, 2009·8 cites·8 claims
- 1256US6758736B1Coin or token sorting apparatusFiled 2002·Granted Jul 6, 2004·4 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Mark E. Ristvedt 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 →