Inventor · disambiguated record
Kenjiro Hamanaka
Also filed as: HAMANAKA KENJIRO
46 granted patents·4 pending applications·1,080 citations·filing 1984–2009
98Inventor score
Files withNIPPON SHEET GLASS CO LTD37FUJI XEROX CO LTD3HAMANAKA KENJIRO3PIONEER ELECTRONIC CORP3MICRO OPTICS CO LTD2
Top patents by PatentIndex Score
50 records- 0192US5074649APlate with lens arrayNIPPON SHEET GLASS CO LTD·Filed 1990·Granted Dec 24, 1991·99 cites·6 claims
- 0291US6523985B2Illuminating deviceNIPPON SHEET GLASS CO LTD·Filed 2001·Granted Feb 25, 2003·49 cites·4 claims
- 0390US6432328B2Method for forming planar microlens and planar microlens obtained therebyNIPPON SHEET GLASS CO LTD·Filed 2001·Granted Aug 13, 2002·41 cites·8 claims
- 0486US5500523AOptical information transmitting device and method of manufacturing sameNIPPON SHEET GLASS CO LTD·Filed 1994·Granted Mar 19, 1996·71 cites·13 claims
- 0586US4660191ATracking signal error generator for optical information devicesPIONEER ELECTRONIC CORP·Filed 1984·Granted Apr 21, 1987·29 cites·8 claims
- 0685US6437918B1Method of manufacturing flat plate microlens and flat plate microlensNIPPON SHEET GLASS CO LTD·Filed 1998·Granted Aug 20, 2002·58 cites·12 claims
- 0783US6220058B1Method of changing the surface of a glass substrate containing silver, by using a laser beamNIPPON SHEET GLASS CO LTD·Filed 1997·Granted Apr 24, 2001·28 cites·8 claims
- 0883US5362961AOptical information transmitting device and method of manufacturing sameNIPPON SHEET GLASS CO LTD·Filed 1993·Granted Nov 8, 1994·51 cites·22 claims
- 0981US5982552APlanar microlens array having high converging efficiencyNIPPON SHEET GLASS CO LTD·Filed 1998·Granted Nov 9, 1999·50 cites·6 claims
- 1080US7238935B2Light detection deviceNIPPON SHEET GLASS CO LTD·Filed 2005·Granted Jul 3, 2007·12 cites·30 claims
- 1179US6363603B1Erecting life-size resin lens array and method of manufacturing itNIPPON SHEET GLASS CO LTD·Filed 1998·Granted Apr 2, 2002·42 cites·13 claims
- 1279US6129866AStamper for use in forming planar micro-lens array and method for forming thereofNIPPON SHEET GLASS CO LTD·Filed 1998·Granted Oct 10, 2000·56 cites·11 claims
- 1378USD602613SLuminescent element with a lensFUJI XEROX CO LTD·Filed 2005·Granted Oct 20, 2009·21 cites·1 claims
- 1478US5359440AImage display apparatus with microlens plate having mutually fused together lenses resulting in hexagonal shaped microlensesSHARP KK·Filed 1993·Granted Oct 25, 1994·48 cites·27 claims
- 1577US5990992AImage display device with plural planar microlens arraysNIPPON SHEET GLASS CO LTD·Filed 1998·Granted Nov 23, 1999·54 cites·2 claims
- 1676US6625864B2Method for manufacturing an erect image, unity magnification, resin lens arrayNIPPON SHEET GLASS CO LTD·Filed 2001·Granted Sep 30, 2003·15 cites·15 claims
- 1774US7152434B2Method for producing planar lens and planar lens arrayNIPPON SHEET GLASS CO LTD·Filed 2003·Granted Dec 26, 2006·10 cites·6 claims
- 1873US6069740APlanar microlens array and method of manufacturing sameNIPPON SHEET GLASS CO LTD·Filed 1999·Granted May 30, 2000·38 cites·2 claims
- 1973US5202567AOptical information transmitting device and method of manufacturing sameNIPPON SHEET GLASS CO LTD·Filed 1991·Granted Apr 13, 1993·32 cites·5 claims
- 2067US6031591ALiquid-crystal display deviceNIPPON SHEET GLASS CO LTD·Filed 1999·Granted Feb 29, 2000·34 cites·13 claims
- 2165US6470712B2Method of changing the surface of a glass substrate containing silver, by using a laser beamNIPPON SHEET GLASS CO LTD·Filed 2001·Granted Oct 29, 2002·9 cites·11 claims
- 2265US5867321APlanar microlens array and method of making sameNIPPON SHEET GLASS CO LTD·Filed 1995·Granted Feb 2, 1999·27 cites·18 claims
- 2365US5337186ATransmissive image display deviceNIPPON SHEET GLASS CO LTD·Filed 1992·Granted Aug 9, 1994·28 cites·12 claims
- 2464US6912091B2Method of designing collimator array device and collimator array device manufactured therebyNIPPON SHEET GLASS CO LTD·Filed 2001·Granted Jun 28, 2005·8 cites·12 claims
- 2563US7142377B2Lens-attached light-emitting elementNIPPON SHEET GLASS CO LTD·Filed 2005·Granted Nov 28, 2006·2 cites·6 claims
- 2663US7006291B2Optical device and method for fabricating the sameNIPPON SHEET GLASS CO LTD·Filed 2003·Granted Feb 28, 2006·8 cites·22 claims
- 2762US6847761B2Optical module and method of forming the optical moduleNIPPON SHEET GLASS CO LTD·Filed 2002·Granted Jan 25, 2005·7 cites·22 claims
- 2861US4663750AFocus error detection device for an optical recording/playing back systemPIONEER ELECTRONIC CORP·Filed 1984·Granted May 5, 1987·11 cites·2 claims
- 2958US5046159AImage transmitting element and process for producing sameNIPPON SHEET GLASS CO LTD·Filed 1990·Granted Sep 3, 1991·17 cites·2 claims
- 3057US7329372B2Method for producing aspherical structure, and aspherical lens array molding tool and aspherical lens array produced by the same methodNIPPON SHEET GLASS CO LTD·Filed 2003·Granted Feb 12, 2008·2 cites·2 claims
- 3156US8089077B2Light-emitting element array with micro-lenses and optical writing headHAMANAKA KENJIRO·Filed 2007·Granted Jan 3, 2012·1 cites·9 claims
- 3256US7903341B2Lens array of erecting unit magnification system, image reading apparatus and image writing apparatus using the lens array, as well as method for manufacturing the lens arrayNIPPON SHEET GLASS CO LTD·Filed 2007·Granted Mar 8, 2011·1 cites·10 claims
- 3356US5121254AImage transmitting element and process for producing photo-shield spacer plate used thereinNIPPON SHEET GLASS CO LTD·Filed 1990·Granted Jun 9, 1992·20 cites·4 claims
- 3455US5163117AImage transmitting element comprising an array of photo-transmissible holesNIPPON SHEET GLASS CO LTD·Filed 1990·Granted Nov 10, 1992·18 cites·7 claims
- 3555US4658391AFocus error detection device for an optical recording/playing back systemPIONEER ELECTRONIC CORP·Filed 1984·Granted Apr 14, 1987·9 cites·2 claims
- 3650US5613767AIlluminating apparatusNIPPON SHEET GLASS CO LTD·Filed 1995·Granted Mar 25, 1997·14 cites·8 claims
- 3749USD652535SLuminescent element with a lensHAMANAKA KENJIRO·Filed 2009·Granted Jan 17, 2012·6 cites·1 claims
- 3847US7989825B2Lens-attached light-emitting element and method for manufacturing the sameFUJI XEROX CO LTD·Filed 2004·Granted Aug 2, 2011·2 cites·19 claims
- 3947US6907162B2Optical module unit and optical module employing the optical module unitNIPPON SHEET GLASS CO LTD·Filed 2002·Granted Jun 14, 2005·1 cites·17 claims
- 4047US5130852APlate with lens arrayNIPPON SHEET GLASS CO LTD·Filed 1991·Granted Jul 14, 1992·11 cites·5 claims
- 4147US2010128353A1Imaging optical system, image reading apparatus and image reading apparatus using the imaging optical systemNIPPON SHEET GLASS CO LTD·Filed 2006·Application pending·0 cites
- 4244USD602177SLuminescent element with a lensFUJI XEROX CO LTD·Filed 2005·Granted Oct 13, 2009·4 cites·1 claims
- 4344US6400431B1Liquid crystal display elementMICRO OPTICS CO LTD·Filed 1998·Granted Jun 4, 2002·14 cites·7 claims
- 4444US6366406B1Planar microlens array and method of manufacturing sameMICRO OPTICS CO LTD·Filed 1999·Granted Apr 2, 2002·12 cites·7 claims
- 4540US2006165351A1Optical device unit, optical device and microlens arrayNIPPON SHEET GLASS CO LTD·Filed 2003·Application pending·0 cites
- 4639US5446639AIlluminating apparatusNIPPON SHEET GLASS CO LTD·Filed 1993·Granted Aug 29, 1995·7 cites·1 claims
- 4739US2003063859A1Optical module and method of forming the optical moduleNIPPON SHEET GLASS CO LTD·Filed 2002·Application pending·0 cites
- 4834US2003152325A1Optical moduleFiled 2003·Application pending·0 cites
- 4932US4999006ACoherent optical apparatusNIPPON SHEET GLASS CO LTD·Filed 1989·Granted Mar 12, 1991·3 cites·6 claims
- 5029USD652534SLuminescent element with a lensHAMANAKA KENJIRO·Filed 2009·Granted Jan 17, 2012·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →