Learn more

SONY DISC TECHNOLOGY INC

Overview
  • Total Patents
    278
About

SONY DISC TECHNOLOGY INC has a total of 278 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets machines, audio-visual technology and measurement are LUCKOW URSULA, TEICHIKU RECORDS and POLYGRAM GMBH.

Patent filings per year

Chart showing SONY DISC TECHNOLOGY INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fukuchi Yoshiji 26
#2 Furuyama Kazuo 23
#3 Yoshimura Yoshinori 19
#4 Kishi Shinsuke 19
#5 Iwasaki Masaaki 18
#6 Yanagisawa Yoshinaga 15
#7 Miyake Ryohei 14
#8 Murota Akira 13
#9 Usui Yoshinobu 13
#10 Takii Kiyoshi 12

Latest patents

Publication Filing date Title
JP2005190644A Optical recording medium
JP2005243114A Transfer apparatus, transfer method, and information recording medium
JP2005149683A Disk chucking system
JP2005141799A Apparatus for manufacturing optical recording medium and method for manufacturing the same
JP2005056503A Spin coating method and apparatus, method and apparatus for manufacturing optical recording medium, and optical recording medium
JP2004046874A Data transmitting device and method, data receiving device and method and data distributing system and method
JP2005017068A Double refraction measuring device and method
JP2005004808A Method of manufacturing optical disk
JP2004334991A Optical recording medium and its manufacturing method
JP2004186626A Semiconductor laser drive unit
JP2004178751A Optical disk
JP2004167979A Molding die for substrate and stamper
JP2004164726A Manufacturing method for optical record medium and optical recording medium
JP2004164727A Method for manufacturing optical recording medium
JP2003296978A Method for manufacturing optical recording medium, and optical recording medium
JP2003191301A Die clamping device
JP2004103085A Method and device for manufacturing optical information recording medium
JP2004034392A Equipment and method for manufacturing printed matter
JP2004022143A Optical disk, and manufacturing method and device therefor
JP2004017347A Apparatus and method for injection molding