KK

Kazumasa Koike

Ricoh Company: 13 patents #1,714 of 9,818Top 20%
Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
TC Tamagawa Seiki Co.: 2 patents #19 of 88Top 25%
JL Japan Aviation Electronics Industry, Limited: 1 patents #440 of 728Top 65%
Overall (All Time): #225,026 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
8268124 Method for production of pulp Akira Ako 2012-09-18
7734198 Image forming apparatus and wireless communication device Makoto Higashiyama, Shingo Nishizaki, Kazuyuki Sato, Toyokazu Aoki, Masaki Tsugawa 2010-06-08
7295714 Image processing circuit and image processing method that prevent problems occurring in image reduction 2007-11-13
7110133 Communication apparatus and image communication method Masatake Ohmori 2006-09-19
5900308 Microstrip line dielectric filter Tatsuya Takemura 1999-05-04
5815605 Image processing system and method 1998-09-29
5781081 LC-type dielectric filter having an inductor on the outermost layer and frequency adjusting method therefor Michiya Arakawa, Tatsuya Takemura, Hideaki Tanaka 1998-07-14
5724158 Image processing apparatus for selectively using MTF correction process for different regions of a composite image 1998-03-03
5706096 Optimum line density determining method and system 1998-01-06
5572603 Image processing method and device using such method 1996-11-05
5550647 Image processing apparatus for converting a multilevel image signal into a bi-level image signal 1996-08-27
5452107 Image processing apparatus providing a bilevel image signal by changing binarization threshold value based on densities of original image areas incuding target pixel and less than all surrounding pixels 1995-09-19
5408338 Image processing unit processing pixel data according to scan line density 1995-04-18
5386301 Apparatus for producing a bilevel image suitable for a printing characteristic of a printing unit Kazuhiro Yuasa 1995-01-31
5243445 Picture processing apparatus 1993-09-07
5231519 Image processor which converts image with poor resolution into image with improved resolution 1993-07-27
5197894 Electrical connector equipped with a release mechanism 1993-03-30
5108295 Electrical plug connector with contact strips embedded in insulator plate for use on circuit board Keiichiro Suzuki, Hironori Sunano 1992-04-28
4978954 Non-contact type potentiometer employing a triangular wave encoder 1990-12-18
4951300 Precision position detection device 1990-08-21