Inventor · disambiguated record
Richard L. Freeman
Also filed as: FREEMAN RICHARD L
8 granted patents·126 citations·filing 1984–2003
88Inventor score
Top patents by PatentIndex Score
8 records- 0183US6304036B1System and method for initiating plasma productionARCHIMEDES TECH GROUP INC·Filed 2000·Granted Oct 16, 2001·24 cites·21 claims
- 0282US6398920B1Partially ionized plasma mass filterARCHIMEDES TECH GROUP INC·Filed 2001·Granted Jun 4, 2002·19 cites·20 claims
- 0381US6787044B1High frequency wave heated plasma mass filterARCHIMEDES TECH GROUP INC·Filed 2003·Granted Sep 7, 2004·18 cites·22 claims
- 0475US6356025B1Shielded rf antennaARCHIMEDES TECH GROUP INC·Filed 2000·Granted Mar 12, 2002·13 cites·18 claims
- 0574US6293406B1Multi-mass filterARCHIMEDES TECH GROUP INC·Filed 2000·Granted Sep 25, 2001·10 cites·13 claims
- 0668US6251282B1Plasma filter with helical magnetic fieldARCHIMEDES TECH GROUP INC·Filed 1999·Granted Jun 26, 2001·29 cites·20 claims
- 0754US6386374B1Multi-mass filter with electric field variationsARCHIMEDES TECH GROUP INC·Filed 2001·Granted May 14, 2002·2 cites·17 claims
- 0849US4564807AMethod of judging carrier lifetime in semiconductor devicesGA TECHNOLOGIES INC·Filed 1984·Granted Jan 14, 1986·11 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →