Intellectual Property

Greenleaf Corporation has a long history of innovation in the cutting tool industry being one of the first to develop and market indexable cutting tool inserts in the 1960s and the first to develop and market whisker-reinforced ceramic inserts in 1985. Since then Greenleaf’s innovative developments have continued with Greenleaf presently owning in excess of 70 pending or issued patents in North America, Europe, and Asia and numerous proprietary tools, tooling, and materials in its product offering.

Issued Patents

Ball Nose End Mill and Insert

  • 171364 – Singapore
  • 338092 – India
  • 2370224 – Austria, Belgium, Czech Republic, Denmark, Europe, Finland, France, Germany, Hungary, Ireland, Italy, Norway, Poland, Spain, Sweden, Switzerland, Turkey, United Kingdom
  • 2,744,524 – Canada
  • 8,177,459 B2 – USA
  • 1161572B – Hong Kong
  • 2011/03812 – South Africa
  • MY-153134-A – Malaysia
  • ZL 2009 8 0154806.3 – China

Cutting Tool Including Cutting Insert Retaining and Adjusting Mechanism

  • 9,827,621 B2 – USA

Rail Re-Profiling Method and Apparatus

  • 2,905,065 – Canada
  • 3,044,200 – Canada
  • 6728033 – Japan
  • 9,617,691 – USA
  • 9,834,891 – USA
  • 10,352,001 – USA
  • ZL 2014 8 0015672.8 – China

Slotting Cutter and Inserts for Same

  • 328325 – Mexico
  • 2121223 – Austria, Belgium, Croatia, Czech Republic, Denmark, Europe, France, Germany, Hungary, Ireland, Italy, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland/Liechtenstein, Turkey, United Kingdom
  • 2,679,367 – Canada
  • 2,869,800 – Canada
  • 8,267,625 – USA
  • 9,073,131 – USA

Tool with Improved Resistance to Displacement

  • 1320435 – Europe, France, Italy, Sweden, United Kingdom
  • 6,712,564 B1 – USA
  • 2001295076 – Australia
  • 60115071;6-08 – Germany
  • PI0114328-0 – Brazil

Trademarks

General

  • Greenleaf ®
  • Greenleaf Leaf Logo®

Tooling

  • Excelerator®
  • Holemill™
  • Hushcut®
  • Index-O-Cut™
  • Powerlock®
  • Powermill®
  • Power Sine™
  • Powerslot®
  • TurboForm®
  • Rough Stuff®
  • Ring Max™

Grades

  • GEM-7™
  • GEM-8™
  • GEM-19™
  • GSN100™
  • WG-300®
  • WG-600®
  • WG-700™
  • XSYTIN®

More Information

Greenleaf Corporation ISO 9001 Certificate
Greenleaf Corporation is ISO 9001 certified. Click on the image to view the certificate.

Greenleaf Around the World