Inventor · disambiguated record
Seiichi Nagai
Also filed as: NAGAI SEIICHI
11 granted patents·1 pending application·105 citations·filing 1974–2007
89Inventor score
Top patents by PatentIndex Score
12 records- 0167US4995687ASemiconductor laser device and a method of producing sameMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Feb 26, 1991·26 cites·4 claims
- 0262US4947238ASubmount for semiconductor laser elementMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Aug 7, 1990·13 cites·5 claims
- 0361US7596312B2Small-sized camera module in which adhesive does not flow in side electrodeALPS ELECTRIC CO LTD·Filed 2007·Granted Sep 29, 2009·1 cites·4 claims
- 0460US4001873ASemiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1974·Granted Jan 4, 1977·11 cites·5 claims
- 0554US3933541AProcess of producing semiconductor planar deviceMITSUBISHI ELECTRIC CORP·Filed 1975·Granted Jan 20, 1976·14 cites·8 claims
- 0652US5105237ASemiconductor light-emitting device with partial encapsulationMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Apr 14, 1992·15 cites·7 claims
- 0751US6137121AIntegrated semiconductor light generating and detecting deviceMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Oct 24, 2000·17 cites·12 claims
- 0846US2007116452A1Camera module not allowing foreign matter to enter its optical systemALPS ELECTRIC CO LTD·Filed 2006·Application pending·0 cites
- 0942US5345345ARotary head type magnetic recording/reproducing unitALPS ELECTRIC CO LTD·Filed 1993·Granted Sep 6, 1994·5 cites·12 claims
- 1036US5021900ATape guide driving device for rotating head type tape playerALPS ELECTRIC CO LTD·Filed 1989·Granted Jun 4, 1991·3 cites·1 claims
- 1129US6201660B1Magnetic recording/reproducing apparatusALPS ELECTRIC CO LTD·Filed 1998·Granted Mar 13, 2001·0 cites·9 claims
- 1229US6081405AMagnetic recording and reproducing device having a driving roller rotated by a motor of low torque which is press contracted with a transfer roller of a cartridge and transfers a magnetic tapeALPS ELECTRIC CO LTD·Filed 1998·Granted Jun 27, 2000·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →