1
Bill Norman: Weight-cushioning device for handles and method of constructing same. Gausewitz Carr Rothenberg & Edwards, April 21, 1981: US04262385 (98 worldwide citation)

An elongated, generally hourglass shaped weight-cushioning device for attachment to the handles of a bowling ball carrying bag has an outer layer of relatively thin vinyl material and a somewhat thicker inner layer of foam padding material. The outer layer has a shape substantially identical to but ...


2
Bill Norman: Contoured wrist support. Gausewitz Carr & Rothenberg, September 13, 1977: US04047250 (50 worldwide citation)

This invention provides a contoured wrist support that includes a sheet portion adapted to be wrapped around the wrist, the sheet portion being made up of more than one element having contoured edges stitched together so as to provide it with a three-dimensional shape, the sheet portion having a cus ...


3
Bill Norman: Wrist support with palm pad. Gausewitz Carr Rothenberg & Edwards, February 22, 1983: US04374439 (25 worldwide citation)

This invention provides a bowler's wrist support that includes a flexible body adapted to be wrapped around the hand and wrist with straps to hold it in position. A rigid reinforcement may be included to prevent bending of the wrist. The body includes a pocket within which fits a pad which is positi ...


4
Bill Norman: Finger hole insert for bowling balls. Master, Gausewitz Carr Rothenberg & Edwards, May 3, 1983: US04381863 (12 worldwide citation)

To augment the spin and lift imparted to a bowling ball as it leaves the hand of the bowler, there are mounted in the finger holes inserts having inwardly protuberant ridges at the rims thereof. The tips of the fingers are hooked around these ridges when the ball is gripped, and continue to be at le ...



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