Patents Assigned to K.R. Associates, Inc.
  • Process of sea-ranching salmon and the like
    Patent number: 4509458
    Abstract: This disclosure is concerned with improvements in releasing fresh-water salmon smolt and the like into the sea following periods of salt-water imprinting and maturation in the region of desired sea-return.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: April 9, 1985
    Assignee: K. R. Associates, Inc.
    Inventors: Robert H. Rines, Albert H. Knowles
  • Universal fluid-sealing joint for outlet pipe from fluid-containing housing
    Patent number: 4470606
    Abstract: A novel seal around conduits passed through walls of fluid-containing housings embodying a stretchable annular butyl-rubber-like sheet washer stretch-fitted upon the inner end of the conduit and conformed to the inner wall portion of the housing around the conduit and held there-against by the pressure of the fluid against the washer irrespective of the contour or irregularities or material of the inner wall surface.
    Type: Grant
    Filed: December 16, 1983
    Date of Patent: September 11, 1984
    Assignee: K.R. Associates, Inc.
    Inventor: Albert H. Knowles
  • Method of and apparatus for holding live fish and the like
    Patent number: 4455966
    Abstract: This disclosure is concerned with the very shallow-water holding the live fish on flat trays in a dry oxygen-saturated atmosphere to obviate the requirement of large volumes of water, and special compartments, especially, though not only, in transport applications.
    Type: Grant
    Filed: April 29, 1982
    Date of Patent: June 26, 1984
    Assignee: K.R. Associates, Inc.
    Inventor: Albert H. Knowles
  • Process and apparatus for increasing the utilization of fish feed in fish farming ponds and the like
    Patent number: 4297973
    Abstract: This disclosure is concerned with the more efficient utilization of fish feed, such as the pelletized feed for salmonoids and the like, introduced into pluralities of ponds, through appropriate bottom funneling of uneaten feed and waste water and utilization of the exiting waste water to carry the uneaten feed for injection into a next pool after separation from the carrying waste water; the process being applicable to any type of pond, but particularly suitable for ponds in which dark rest areas are provided for accelerated growth.
    Type: Grant
    Filed: April 21, 1980
    Date of Patent: November 3, 1981
    Assignee: K.R. Associates, Inc.
    Inventor: Albert H. Knowles