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
Projection-type video-image display apparatus
Method and system for producing fluoride gas and fluorine-doped glass or ceramics
Press nut
Dynamic load profiling in a power network
Synthesizing VHDL multiple wait FSMS into RT level FSMS by preprocessing
Method and system for leveraging the power of one's social-network in an online marketplace
Wristwatch
  Randomly Featured Patents
Multi-attitude deaerator for oil tank
Mop head securement device
Optical receiver able to prevent LOS alarm from malfunctioning
Polymer-based sustained release device
Protective glove with pentagonal shaped pattern
Correcting device to compensate for polarization distribution perturbations
Image display apparatus and image pickup apparatus using the same
Color-plus-clear composite coating and process and coated article for improved properties
Test device for semiconductor memory circuit
Fluid injection system coupling and injector valve