EM

Eiji Muramatsu

Pioneer: 6 patents #4 of 437Top 1%
SE Seiko Epson: 2 patents #174 of 889Top 20%
NE Nec Electronics: 1 patents #49 of 338Top 15%
Overall (2004): #2,222 of 270,089Top 1%
9
Patents 2004

Issued Patents 2004

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6819376 Liquid crystal display device with a light-shielding portion 2004-11-16
6813237 Optical recording medium having a plurality of meandering groove tracks, optical recording medium producing apparatus and optical recording medium producing method Atsushi Yamaguchi, Masahiro Kato, Seiro Oshima, Takao Tagiri 2004-11-02
6785220 Optical recording medium having mark and space portions based on frequency band of RF signal Toshio Suzuki, Masahiro Kato, Shoji Taniguchi 2004-08-31
6766403 CPU system with high-speed peripheral LSI circuit 2004-07-20
6741548 Optical disc, and method of and apparatus for recording signal onto the same Shoji Taniguchi, Masahiro Kato, Kazuo Kuroda, Masami Oishi 2004-05-25
6687214 Recording medium and apparatus and method for manufacturing the same Masahiro Kato, Atsushi Yamaguchi, Shoji Taniguchi, Seiro Oshima, Makoto Matsukawa +3 more 2004-02-03
6687213 Optical recording medium having pre-formed land-prepits and method for producing same Toshihiko Takishita, Masahiro Kato, Kunihiko Horikawa, Shoji Taniguchi, Atsushi Yamaguchi 2004-02-03
6679430 Recording medium and apparatus and method for manufacturing the same Masahiro Kato, Atsushi Yamaguchi, Shoji Taniguchi 2004-01-20
6675470 Method for manufacturing an electro-optical device 2004-01-13