Inventor · disambiguated record
Naofumi Furuta
Also filed as: FURUTA NAOFUMI
6 granted patents·184 citations·filing 1978–2000
85Inventor score
Top patents by PatentIndex Score
6 records- 0192US5532472APhotoelectric switch monitoring the duration of pulsed light to prevent false signals due to ambient conditionsSUNX KABUSHIKI KAISHA·Filed 1994·Granted Jul 2, 1996·106 cites·8 claims
- 0277US4182571AEgg inspecting apparatusQ P CORP·Filed 1978·Granted Jan 8, 1980·28 cites·2 claims
- 0366US6423978B1System for detecting disk-shaped object such as semiconductor wafer or magnetic diskSUNX LTD·Filed 2000·Granted Jul 23, 2002·14 cites·14 claims
- 0462US6621092B1Reflection type sensorSUNX LTD·Filed 2000·Granted Sep 16, 2003·13 cites·3 claims
- 0554US4409473AApparatus for detecting an objectSUNX LIMITED·Filed 1981·Granted Oct 11, 1983·15 cites·9 claims
- 0634US5509029ASerial data transmissions device and terminal unit for the sameSUNX LIMITED·Filed 1994·Granted Apr 16, 1996·8 cites·11 claims
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