Inventor

OJANEN RANDALL W

US21 patents

⚠️ This page may combine multiple inventors who share the name “OJANEN RANDALL W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OJANEN RANDALL W

KENNAMETAL INC

Rotatable cutting tool insert

Rotatable cutting tool having retainer with dimples

Rotatable cutting tool and cutting tool body

Cold-formed rotatable cutting tool and method of making the same

Rotatable cutting tool with reverse tapered body

Rotatable cutting tool with superhard cutting member

GTE PROD CORP

Retainer scheme for machine bit

Cylindrical retainer for a cutting bit

Rotatable cutting bit

Variable rake mine tool insert and method of use

Rotatable cutting bit

Rotatable cutting bit

ROGERS TOOLS

Retainer scheme for cutting tool

Three-finned point attack mining bit

Bit holder block and cutter bit therefor

VALENITE INC

Cutting bit holder sleeve with retaining flange

Non-rotatable sleeve for a cutting tool bit holder and method of making the same

GTE VALENITE CORP

Cutting bit mount having carbide inserts and method for mounting the same

KENNAMETAL PC INC

Rotatable cutting tool-tool holder assembly

GEN ELECTRIC

Method and apparatus for mine roof drilling

OJANEN RANDALL W

Methods for forming a rotatable cutting bit with keyed alignment