1
George E Halverson, Gerald A Nelson: Dental impression supply kit. Excel Dental Studios, Burd Bartz & Gutenkauf, August 16, 1988: US04763791 (220 worldwide citation)

A dental impression kit to assist the dentist or a dental technician in the making of dental impressions preparatory to the formation of a mold and the manufacture of a crown or full or partial dentures. The kit contains a compact and orderly arranged array of items necessary or desirable in formati ...


2
Paul J Forsberg: Retaining wall with flexible mechanical soil stabilizing sheet. Keystone Retaining Wall Systems, Burd Bartz & Gutenkauf, April 10, 1990: US04914876 (139 worldwide citation)

A retaining wall is made from a plurality of blocks arranged in rows superimposed on each other and pinned together. Each block has a body with an exterior face and rearwardly diverging side walls joined to a neck. A head having outwardly directed ears is joined to the neck. The body has holes and p ...


3
Gregory L Dhaemers: Armoire adaptable to a sauna, drum dryer, and tubular lighted clothing dryer with humidity damper control of exhaust gases. Burd Bartz & Gutenkauf, August 20, 1996: US05546678 (111 worldwide citation)

A dryer has an internal drying chamber for accommodating articles that are subjected to heated circulating air to remove moisture from the articles. An air mixing chamber contains a first fan for moving air through a heater into the drying chamber. A second fan draws air out of the drying and mixing ...


4
Robert G Dutcher, John C Hill, Robert J Scott: Cardiac lead. Possis Medical, Burd Bartz & Gutenkauf, October 26, 1993: US05255693 (105 worldwide citation)

A cardiac lead for transmitting electric current to the heart and/or sensing and monitoring electrical activity of the heart has an elongated electrical conductor connected to a head. An electrode mounted on the head comprises a helical wire adapted to be turned into heart tissue. The helical wire i ...


5
DeWayne L Varnes, Leslie V Martens: Dental handpiece assembly. Burd Bartz & Gutenkauf, November 27, 1990: US04973247 (101 worldwide citation)

A gas driven medical or dental handpiece assembly of the type having a turbine driven dental tool. A sterile coolant supply is usable with the handpiece to provide liquid fluid under pressure to irriagate the patient site and cool the dental tool. The coolant fluid is derived from a cartridge connec ...


6
Robert G Dutcher, Brian M Packard, Robert J Scott: Cardiac lead with retractible fixators. Possis Medical, Burd Bartz & Gutenkauf, January 19, 1993: US05179962 (100 worldwide citation)

A cardiac lead has an electrode and fixation assembly including a plurality of fixation members movable to extended positions into heart tissue to retain the electrode in intimate engagement with heart tissue. An elongated stylet is used to move the fixation members to their extended positions into ...


7
Paul J Forsberg: Retaining wall block. Keystone Retaining Wall Systems, Burd Bartz & Gutenkauf, February 7, 1989: US04802320 (99 worldwide citation)

A retaining wall is made from a plurality of blocks arranged in rows superimposed on each other and pinned together. Each block has a body with an exterior face and rearwardly diverging side walls joined to a neck. A head having outwardly directed ears is joined to the neck. The body has holes and p ...


8
Paul J Forsberg: Block wall. Keystone Retaining Wall Systems, Burd Bartz & Gutenkauf, May 2, 1989: US04825619 (95 worldwide citation)

A retaining wall is made from a plurality of blocks arranged in rows superimposed on each other and pinned together. Each block has a body with an exterior face and rearwardly diverging side walls joined to a neck. A head having outwardly directed ears is joined to the neck. The body has holes and p ...


9
Robert A Walker: Air control system for air bed. Burd Bartz & Gutenkauf, January 2, 1990: US04890344 (91 worldwide citation)

An air supply and control apparatus has an air pump to supply air under pressure to air mattresses of an air bed. A hand control having a pair of valves functions to control the operation of the air pump to supply air to the air mattresses and vent air from the air mattresses. A second embodiment of ...


10
Kelly M Bender: Knee brace. Mikros U, Burd Bartz & Gutenkauf, May 21, 1991: US05016621 (91 worldwide citation)

A knee brace including a tubular sleeve to encompass the knee region. An upper strap assembly includes first and second support straps that are fixed above the knee to sides of the sleeve. The free ends are fixed together and are extendable to a location beneath the knee to straddle the kneecap inte ...