MT

Masashi Tatsukawa

KC Koito Manufacturing Co.: 47 patents #8 of 1,047Top 1%
TC Toshiba Matsushita Display Technology Co.: 1 patents #112 of 235Top 50%
Overall (All Time): #56,517 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 26–49 of 49 patents

Patent #TitleCo-InventorsDate
7210834 Vehicular lamp and light source module Kiyoshi Sazuka, Hiroyuki Ishida 2007-05-01
7201506 Vehicular headlamp with semiconductor light emitting elements and electric discharge bulb Hiroyuki Ishida, Kiyoshi Sazuka 2007-04-10
7168836 Vehicle illumination lamp 2007-01-30
7168837 Vehicular headlamp and semiconductor light emitting element Hiroyuki Ishida, Kiyoshi Sazuka 2007-01-30
7153009 Vehicular headlamp Hiroyuki Ishida, Kiyoshi Sazuka 2006-12-26
7131759 Vehicular lamp and light source module Hiroyuki Ishida, Kiyoshi Sazuka 2006-11-07
7128453 Vehicular headlamp Hiroyuki Ishida, Kiyoshi Sazuka, Tsukasa Tokida 2006-10-31
7097334 Light source unit for vehicular lamp Hiroyuki Ishida 2006-08-29
7070312 Lamp unit and vehicle headlamp using the same 2006-07-04
6951416 Vehicle headlamp Kiyoshi Sazuka, Hiroyuki Ishida 2005-10-04
6948836 Light source unit having orthogonally disposed semiconductor light emitter Hiroyuki Ishida 2005-09-27
6891333 Vehicle headlamp Hiroyuki Ishida, Kiyoshi Sazuka 2005-05-10
6882110 Headlamp for vehicle Hiroyuki Ishida, Kiyoshi Sazuka 2005-04-19
6837601 Lighting system for vehicle 2005-01-04
6821004 Headlamp for vehicle Toshiyuki Kinouchi 2004-11-23
6817744 Vehicle lamp 2004-11-16
6634778 Vehicular headlamp for controlling light distribution of vehicular headlamp having improved synthesized light distribution pattern 2003-10-21
6578996 Method of designing reflective surface of reflector in vehicle lamp Hiroshi Kawashima 2003-06-17
6565250 Method of designing reflective surface of reflector in vehicle lamp Hiroshi Kawashima 2003-05-20
6422726 Vehicle headlamp Naruhiro Michiba 2002-07-23
6168297 Vehicular headlamp assembly with discharge bulb and glare protection film 2001-01-02
5746491 Head lamp for vehicles 1998-05-05
5695276 Automobile headlamp 1997-12-09
5645339 Vehicle headlamp construction for a well defined lower beam pattern 1997-07-08