Randy Heiligman’s patents have become commonplace in many of our lives.
His patents have been referenced by 3M, GE, IBM, Philips, Brita, Whirlpool, GM, and many more. Here’s a quick rundown of his patents with links to each.
Dispenser with squeeze-bulb actuator US 4535918 A
Jun 3, 1983 – Dispenser for dispensing thick liquids such as catsup, mustard, salad dressing or the like
Faucet-mounted water filter with wall inlet and annular chamber US 5017286 A
Sep 10, 1990 – The invention provides a faucet-mounted water filter comprising an upright tubular diverter body that is adapted to be secured to the open end of the water faucet.
Water filter module US 5318703 A
May 26, 1993 – Water filter module for filtration of water used to brew coffee
Water filter module US 5411661 A
Aug 18, 1993 – Water filter module for filtration of water used to brew coffee.
Method of making coffee using water filtration device US 5393548 A
Dec 9, 1993 – A method of making coffee from ground coffee beans and water includes providing an automatic drop coffee maker
Carbon-filled fuel vapor filter system US 5453118 A
Aug 8, 1994 – A carbon-filled fuel vapor filter system.
Automated carbon block molding machine and method US 5840348 A
Sep 15, 1995 – A carbon block molding machine which automates the heating, compressing and cooling steps which previously were done by hand.
Universal water filtration device and method of filtering water US 5652008 A
Jan 5, 1996 – A universal water filter for filtering water poured into an opening of the container. The water filter includes a filter unit and a support structure.
