Inventor · disambiguated record
Helmut Pfeifle
Also filed as: PFEIFLE HELMUT
7 granted patents·91 citations·filing 1984–1988
86Inventor score
Files withBOSCH GMBH ROBERT7
Top patents by PatentIndex Score
7 records- 0176US4590903AFuel injection apparatus for definite pilot injection and main injection in internal combustion enginesBOSCH GMBH ROBERT·Filed 1984·Granted May 27, 1986·19 cites·15 claims
- 0274US4526150AFuel injection apparatus for internal combustion enginesBOSCH GMBH ROBERT·Filed 1984·Granted Jul 2, 1985·18 cites·11 claims
- 0365US4526149AFuel injection apparatus for internal combustion enginesBOSCH GMBH ROBERT·Filed 1984·Granted Jul 2, 1985·13 cites·16 claims
- 0459US4805580AFuel injection deviceBOSCH GMBH ROBERT·Filed 1986·Granted Feb 21, 1989·13 cites·2 claims
- 0558US4750462AFuel injection apparatus for internal combustion enginesBOSCH GMBH ROBERT·Filed 1986·Granted Jun 14, 1988·14 cites·26 claims
- 0645US4535742AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1984·Granted Aug 20, 1985·9 cites·29 claims
- 0740US4903666AFuel injection deviceBOSCH GMBH ROBERT·Filed 1988·Granted Feb 27, 1990·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →