KF

Kozo Fujii

UI Ube Industries: 11 patents #70 of 1,686Top 5%
OC Oki Electric Industry Co.: 7 patents #247 of 2,807Top 9%
SY Sysmex: 3 patents #244 of 868Top 30%
KA Kao: 1 patents #1,961 of 3,221Top 65%
KC Kao Soap Co.: 1 patents #82 of 203Top 45%
Overall (All Time): #185,244 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9068964 Blood cell counter and cell counting method Nobuhiro Kitagawa, Masahiko Oguro 2015-06-30
7903976 Optical element integrated module Hiromi Tsuji, Masatoshi Kagawa 2011-03-08
7689026 Method for testing image processing circuit, particle image analyzer, and storage medium 2010-03-30
7643143 Particle image analyzing apparatus Katsuaki Yamaguchi 2010-01-05
7024118 Optical time-division multiplexer using optical fiber for phase adjustment 2006-04-04
6747776 Semiconductor optical modulator, optical multiplexing module, and control method thereof Yukihiro Ozeki 2004-06-08
6483634 Optical amplifier Andrew Pratt 2002-11-19
6307617 Initial alignment system for use in manufacturing an optical filter Akihiko Nishiki 2001-10-23
5914207 Alignment method for optical fibers for use in manufacturing an optical filter Akihiko Nishiki 1999-06-22
5159238 Gas discharge panel Ichiro Koiwa, Yoshitaka Terao, Hideo Sawai, Naoyuki Shiozawa 1992-10-27
4578216 Shampoo composition containing amino acid-anionic and amphoteric surface active agents Takeo Okumura 1986-03-25
4539403 Process for the preparation of a 2-alkyl-4-amino-5-aminomethylpyrimidine Keigo Nishihira, Hiroyuki Sawada, Shuji Tanaka, Mamoru Nakai, Hiroshi Yoshida +2 more 1985-09-03
4492792 Process for preparing 4-amino-5-dialkoxy-methylpyrimidine derivatives Keigo Nishihira, Hiroyuki Sawada, Shuji Tanaka, Mamoru Nakai, Hiroshi Yoshida +1 more 1985-01-08
4467109 Process for continuous preparation of diester of oxalic acid Susumu Tahara, Keigo Nishihira, Masaoki Matsuda, Katsuhiko Mizutare 1984-08-21
4461909 Process for continuously preparing a diester of oxalic acid Susumu Tahara, Keigo Nishihira, Masaoki Matsuda, Katsuhiko Mizutare 1984-07-24
4453026 Process for continuously preparing ethylene glycol Susumu Tahara, Keig Nishihira, Masaoki Matsuda, Katsuhiko Mizutare 1984-06-05
4421925 4-Alkoxy-1,3-dioxane-5-carbonitriles and process for preparing the same Sumio Umemura, Keigo Nishihira, Hiroyuki Sawada, Shuji Tanaka, Mamoru Nakai +2 more 1983-12-20
RE31245 Process for preparing a diester of oxalic acid in the gaseous phase Keigo Nishihira, Masaoki Matsuda, Shinichiro Uchiumi, Kenji Nishimura 1983-05-17
4260810 Process for preparing diesters of dicarboxylic acids Sumio Umemura, Kanenobu Matsui, Yoshinari Ikeda, Katsuro Masunaga, Takumi Kadota +2 more 1981-04-07
4256908 Process for preparing diesters of malonic acid Kenji Nishimura, Shinichi Furusaki, Yasushi Shiomi, Keigo Nishihira, Masayoshi Yamashita 1981-03-17
4229589 Process for preparing a diester of oxalic acid Kenji Nishimura, Shinichiro Uchiumi, Keigo Nishihira, Masayoshi Yamashita, Hiroshi Itatani 1980-10-21
4229591 Process for preparing a diester of oxalic acid in the gaseous phase Kenji Nishimura, Keigo Nishihira, Masaoki Matsuda, Shinichiro Uchiumi 1980-10-21
4224205 Polyvinyl alcohol optical brightening composition Yunosuke Nakagawa 1980-09-23