Inventor · disambiguated record
Takashi Ujihara
Also filed as: UJIHARA TAKASHI
10 granted patents·232 citations·filing 1981–2003
90Inventor score
Files withPIONEER ELECTRONIC CORP6PIONEER ELECTRONIC TOHOKU2DOWA MINING CO1SAMSUNG MOBILE DISPLAY CO LTD1
Top patents by PatentIndex Score
10 records- 0179US5304895AElectroluminescent display panelPIONEER ELECTRONIC CORP·Filed 1992·Granted Apr 19, 1994·49 cites·2 claims
- 0268US7962016B2Heating crucible for organic thin film forming apparatusSAMSUNG MOBILE DISPLAY CO LTD·Filed 2003·Granted Jun 14, 2011·11 cites·1 claims
- 0364US5929561AOrganic electroluminescence element and method of making thereofPIONEER ELECTRONIC CORP·Filed 1997·Granted Jul 27, 1999·82 cites·2 claims
- 0461US4978844AOptical element carrying printed substrate and optical head device using the substratePIONEER ELECTRONIC CORP·Filed 1989·Granted Dec 18, 1990·10 cites·6 claims
- 0555US7012679B2Inspection method and inspection system of surface of articleDOWA MINING CO·Filed 2003·Granted Mar 14, 2006·2 cites·7 claims
- 0655US5814935AOrganic electroluminescence devicePIONEER ELECTRONIC CORP·Filed 1997·Granted Sep 29, 1998·52 cites·5 claims
- 0750US5200760AThermal head for a thermal printerPIONEER ELECTRONIC TOHOKU·Filed 1991·Granted Apr 6, 1993·10 cites·5 claims
- 0844US4424542AMagnetic head and method of producing samePIONEER ELECTRONIC CORP·Filed 1981·Granted Jan 3, 1984·6 cites·7 claims
- 0943US5229596AImage sensor having specific detector structurePIONEER ELECTRONIC TOHOKU·Filed 1992·Granted Jul 20, 1993·9 cites·4 claims
- 1028US5113313AOptical element carrying printed substrate and optical head device using the substratePIONEER ELECTRONIC CORP·Filed 1990·Granted May 12, 1992·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Takashi Ujihara 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 →