Inventor · disambiguated record
Shozaburo Sakaguchi
Also filed as: SAKAGUCHI SHOZABURO
11 granted patents·400 citations·filing 1981–2004
92Inventor score
Top patents by PatentIndex Score
11 records- 0186US5220509AVehicle navigation apparatusPIONEER ELECTRONIC CORP·Filed 1991·Granted Jun 15, 1993·109 cites·4 claims
- 0286US5177490AGps satellite signal tracking system for gps receiversPIONEER ELECTRONIC CORP·Filed 1990·Granted Jan 5, 1993·104 cites·10 claims
- 0383US4796100APictorial information source systemPIONEER ELECTRONIC CORP·Filed 1986·Granted Jan 3, 1989·29 cites·7 claims
- 0478US6526285B1Information presentation system and portable telephone apparatus with information displaying functionPIONEER ELECTRONIC CORP·Filed 2000·Granted Feb 25, 2003·24 cites·44 claims
- 0575US6272332B1Information presentation system and portable telephone apparatus with information displaying functionPIONEER ELECTRONIC CORP·Filed 1997·Granted Aug 7, 2001·66 cites·16 claims
- 0674US4623992AOperating panel for electronic audio equipmentPIONEER ELECTRONIC CORP·Filed 1983·Granted Nov 18, 1986·28 cites·8 claims
- 0756US6943564B2Active-drive type pixel structure and inspection method thereforPIONEER TOHOKU CORP·Filed 2004·Granted Sep 13, 2005·4 cites·15 claims
- 0855US5059969AGps satellite signal tracking method for gps receiversPIONEER ELECTRONIC CORP·Filed 1990·Granted Oct 22, 1991·25 cites·7 claims
- 0939US5239422ARotary head type digital magnetic recording-reproducing apparatusPIONEER ELECTRONIC CORP·Filed 1992·Granted Aug 24, 1993·4 cites·16 claims
- 1037US4348616APreset lighting devicePIONEER ELECTRONIC CORP·Filed 1981·Granted Sep 7, 1982·5 cites·5 claims
- 1128US5325100ASignal processing circuit for GPS receiverPIONEER ELECTRONIC CORP·Filed 1993·Granted Jun 28, 1994·2 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Shozaburo Sakaguchi 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 →