KOIKE, YASUHIRO

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 2189
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 6199
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 4129
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 285
 
  
 
A45D HAIRDRESSING OR SHAVING EQUIPMENT; MANICURING OR OTHER COSMETIC TREATMENT 135
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
B29K INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS 130
 
  
 
B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES 125
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1124
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0215,362 Method For Evaluating Birefringence Of Adhesive, Method For Designing Adhesive, Method For Producing Adhesive, Adhesive, Polarizing Plate, Liquid Crystal Display Device, Method For Producing Polarizing Plate And Method For Producing Liquid Crystal Display DeviceNov 09, 12Aug 22, 13[G01N, G06F, G02B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9128238 Optical material and molded product thereofApr 04, 11Sep 08, 15[C08F, G02B]
8981402 White LED lighting device, and optical lensJan 04, 11Mar 17, 15[F21V, H01L, F21Y, G02B]
8967880 Optical collimator and optical connector using sameMay 09, 11Mar 03, 15[G02B]
8945669 Extrusion material supply device and optical transmission body manufacturing method using the sameJan 26, 10Feb 03, 15[B05D, B29C, G02B, B29K, B29L]
8740418 Optical element and light emitting deviceSep 16, 09Jun 03, 14[F21V]
8727591 Light emitting device and optical elementFeb 16, 10May 20, 14[F21V]
8646953 Light guiding body and light emitting deviceJan 06, 12Feb 11, 14[F21V]
8616746 Optical element and light-emitting deviceNov 17, 09Dec 31, 13[A45D]
8591060 Light emitting device and bulb-type LED lampMar 17, 10Nov 26, 13[F21V]
7626655 Surface light source device of side light type, liquid crystal display and guide plateJun 11, 99Dec 01, 09[G02F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0288,234 Optical Resin Material And Manufacturing Method ThereforAbandonedJul 31, 12Sep 25, 14[G02B]
6229654 Article with radial refractive index gradient and process for its manufactureExpiredOct 07, 99May 08, 01[G02B]
6206535 Planar lighting device and method of making light guides used thereinExpiredNov 30, 99Mar 27, 01[F21V]
6152570 Surface light source deviceExpiredAug 10, 98Nov 28, 00[G02B]
6074070 Surface light source device of side light typeExpiredJul 28, 97Jun 13, 00[F21V]
5916495 Plastic optical fiber preform, and process and apparatus for producing the sameExpiredApr 14, 97Jun 29, 99[B29D]
5810464 Surface light source device of side light typeExpiredFeb 01, 96Sep 22, 98[F21V]

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