Inventor · disambiguated record
Daniel G. Bills
Also filed as: BILLS DANIEL G · BILLS DANIEL GRANVILLE
20 granted patents·475 citations·filing 1980–2004
96Inventor score
Top patents by PatentIndex Score
20 records- 0192US6865952B2Apparatus and methods for heat loss pressure measurementHELIX TECH CORP·Filed 2004·Granted Mar 15, 2005·36 cites·15 claims
- 0287US6658941B1Apparatus and methods for heat loss pressure measurementHELIX TECH CORP·Filed 2000·Granted Dec 9, 2003·30 cites·16 claims
- 0387US5422573AIonization gauge and method of using and calibrating sameGRANVILLE PHILLIPS COMPANY·Filed 1993·Granted Jun 6, 1995·54 cites·74 claims
- 0485US6023979AApparatus and methods for heat loss pressure measurementHELIX TECHNOLOGY·Filed 1997·Granted Feb 15, 2000·58 cites·20 claims
- 0584US6198105B1Miniature ionization gauge utilizing multiple ion collectorsHELIX TECH CORP·Filed 2000·Granted Mar 6, 2001·17 cites·7 claims
- 0683US4636680AVacuum gaugeGRANVILLE PHILLIPS COMPANY·Filed 1983·Granted Jan 13, 1987·24 cites·44 claims
- 0780US6945119B2Apparatus and methods for heat loss pressure measurementHELIX TECH CORP·Filed 2004·Granted Sep 20, 2005·17 cites·18 claims
- 0880US6046456AMiniature ionization gauge utilizing multiple ion collectorsHELIX TECH CORP·Filed 1999·Granted Apr 4, 2000·26 cites·1 claims
- 0979US6227056B1Methods of pressure measurementHELIX TECH CORP·Filed 1999·Granted May 8, 2001·34 cites·11 claims
- 1079US5128617AIonization vacuum gauge with emission of electrons in parallel pathsGRANVILLE PHILLIPS COMPANY·Filed 1990·Granted Jul 7, 1992·35 cites·101 claims
- 1176US5250906AIonization gauge and method of using and calibrating sameGRANVILLE PHILLIPS COMPANY·Filed 1991·Granted Oct 5, 1993·38 cites·45 claims
- 1270US4307323AVacuum gaugeGRANVILLE PHILLIPS COMPANY·Filed 1980·Granted Dec 22, 1981·14 cites·17 claims
- 1369US5296817AIonization gauge and method of using and calibrating sameGRANVILLE PHILLIPS COMPANY·Filed 1992·Granted Mar 22, 1994·22 cites·94 claims
- 1458US6025723AMiniature ionization gauge utilizing multiple ion collectorsGRANVILLE PHILLIPS COMPANY·Filed 1997·Granted Feb 15, 2000·10 cites·17 claims
- 1557US6938493B2Apparatus and methods for heat loss pressure measurementHELIX TECH CORP·Filed 2002·Granted Sep 6, 2005·6 cites·14 claims
- 1656US5902932AForce balancing capacitance manometerGRANVILLE PHILLIPS COMPANY·Filed 1998·Granted May 11, 1999·19 cites·62 claims
- 1751US5452613AWide range vacuum gaugeGRANVILLE PHILLIPS COMPANY·Filed 1993·Granted Sep 26, 1995·15 cites·36 claims
- 1844US6081121AIonization gauge and method of using and calibrating sameHELIX TECH CORP·Filed 1998·Granted Jun 27, 2000·10 cites·5 claims
- 1943US5801535AIonization gauge and method of using and calibrating sameGRANVILLE PHILLIPS COMPANY·Filed 1996·Granted Sep 1, 1998·10 cites·72 claims
- 2025US6412349B1Force balancing capacitance manometerHELIX TECH CORP·Filed 1999·Granted Jul 2, 2002·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →