Resources Contact Us Home
Narai; Hiroshi
Fujisawa, JP
No. of patents:

Patent Number Title Of Patent Date Issued
5611250 Rolling/sliding part March 18, 1997
The rolling/sliding outer ring of the cam follower apparatus is made to withstand peeling very well, even in severe lubrication conditions, by forming a surface layer in the depth 0 to 50 .mu.m from the outer peripheral surface of the outer ring, such that the maximum residual compre
5520987 Rolling/sliding member May 28, 1996
A rolling/sliding member for use in conditions of rolling and/or sliding contact with a mating member opposed to the rolling/sliding member under the following conditions;(a) the rolling/sliding member are formed with a large number of fine protrusions and depressions in at least the sur
5298323 Bearing steel and rolling bearing made thereof March 29, 1994
A long-life bearing steel and a long-life rolling bearing made of the steel are disclosed. In the steel, the number of oxide or oxide-based inclusion particles in a given unit area A of 160 mm.sup.3 with an average particle size of 3 to 30 .mu.m is 80 or less and an abundance of oxide or
5256213 Bearing steel October 26, 1993
In order to produce bearing steels of long life and high reliability with a higher probability by utilizing parameters for cleanness evaluation that are related to the shortest life of bearings, in the present invention, the logarithmic decrease in the cumulative size distribution of oxi

  Recently Added Patents
Apparatus and method for noise removal by spectral smoothing
Water bottle warning triangle
Recovering a database to any point-in-time in the past with guaranteed data consistency
Non-zero rounding and prediction mode selection techniques in video encoding
Down-drawable, chemically strengthened glass for cover plate
Display systems with touch screens
System and method to assess serviceability of device
  Randomly Featured Patents
Crosslinked hydroxyethylcellulose and its uses
Integrated circuit capable of error management
Metal working oil composition, metal working method and metal work
Lubricant compositions containing N-tertiary alkyl benzotriazoles
Modular vacuum and low pressure valve assembly
Positioner and cutting apparatus
Cloth bottle cover with a sheep design
Method of operating systems comprising communication services
Method of aligning and coating
Semiconductor memory device and local input/output division method