Inventor · disambiguated record
David A. Diggins
Also filed as: DIGGINS DAVID A · DIGGINS DAVID ANDREW
7 granted patents·433 citations·filing 1993–2015
89Inventor score
Technology areasF17C
Top patents by PatentIndex Score
7 records- 0195US5628349ASystem and method for dispensing pressurized gasPINNACLE CNG SYSTEMS LLC·Filed 1995·Granted May 13, 1997·171 cites·37 claims
- 0292US7168464B2Dual-service system and method for compressing and dispensing natural gas and hydrogenPINNACLE CNG SYSTEMS LLC·Filed 2004·Granted Jan 30, 2007·65 cites·33 claims
- 0392US5538051ACNG refueling system for multiple vehiclesPINNACLE CNG SYSTEMS LLC·Filed 1994·Granted Jul 23, 1996·79 cites·16 claims
- 0487US5351726ASystem and method for compressing natural gas and for refueling motor vehiclesWAGNER & BROWN LTD·Filed 1993·Granted Oct 4, 1994·66 cites·14 claims
- 0585US5694985ASystem and method for compressing natural gas and for refueling motor vehiclesPINNACLE CNG SYSTEMS LLC·Filed 1995·Granted Dec 9, 1997·47 cites·21 claims
- 0680US9784411B2System and method for unloading compressed natural gasDIGGINS DAVID A·Filed 2015·Granted Oct 10, 2017·4 cites·3 claims
- 0761US9574712B2System and method of automatically ending the filling of a gas transport module or other gas transportINTEGRYS TRANSP FUELS LLC·Filed 2014·Granted Feb 21, 2017·1 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when David A. Diggins 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 →