Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Narai; Hiroshi
Address:
Fujisawa, JP
No. of patents:
4
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
Modified and stabilized GDF propeptides and uses thereof
Inflatable workshop
Progressively discovering and integrating services
Fused thiazole derivatives as kinase inhibitors
System and method for reducing the risks involved in trading multiple spread trading strategies
Antibodies to non-functional P2X.sub.7 receptor
Measurement and uses of oxidative status
  Randomly Featured Patents
Fluid coupling
Method for fabricating a radiation-emitting semiconductor chip based on III-V nitride semiconductor, and radiation-emitting semiconductor chip
Combined cuvette with integral optical elements and electrical circuit with photoemissive and photosensitive elements in intimate optical contact with said optical elements
Production of alumina
Compatibility evaluation apparatus, compatibility evaluation method, and recording medium
Golf club
Raspberry plant named `Driscoll Estrella`
Easy open method, package, and apparatus
Method for manufacturing light-emitting device
Apparatus and method of delivering a beam of a functional material to a receiver