YS

Yoshio Sakata

KK Kanegafuchi Kagaku Kogyo: 7 patents #57 of 691Top 9%
OC Oki Electric Industry Co.: 4 patents #523 of 2,807Top 20%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KA Kaneka: 1 patents #886 of 1,525Top 60%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
Overall (All Time): #327,150 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
6916393 Multi-layered endless belt, medium conveying belt made of the same, production method thereof, and forming apparatus thereof Tomohiro Ohzuru, Hitoshi Nojiri, Koji Sezaki 2005-07-12
6901141 Echo canceller Hideki Kamoi, Hiroki Gouko 2005-05-31
6839426 Echo cancellor Hideki Kamoi, Hiroki Gouko 2005-01-04
6289469 Semiconductor integrated circuit having a plurality of processing circuits respectively executing necessary processes and a plurality of data holding circuits corresponding to the processing circuits Yoshio Tokuno, Junichi Tamura, Yumiko Uehara 2001-09-11
5420392 Fixing device and heat roller therefor 1995-05-30
5416746 Memory circuit for alternately accessing data within a period of address data Yasunori Sato, Shosaku Tsukagoshi 1995-05-16
5384957 Method for producing a magnet roll Fumihito Mohri, Hideko Arai 1995-01-31
5362943 Fixing device and heat roller therefor 1994-11-08
5337409 Parallel/serial data conversion system 1994-08-09
5286950 Fixing device and heat roller therefor 1994-02-15
5158852 Electrophotographic development process Masaharu Iwai, Yasushi Kakehashi 1992-10-27
4922437 Image information processing apparatus Masami Taoda 1990-05-01
4517539 Megnetic device 1985-05-14
4509031 Magnetic roller device Yasushi Kakehashi 1985-04-02
4197434 Telephone exchange apparatus Mituo Inamasu, Kazuo Takehara, Hiroshi Yoshikawa, Satoshi Matsumoto, Akihiro Kawakami +2 more 1980-04-08