1
Tarran Jones
Phil K Tarran: Combined hand truck and step stool. Brown & Martin, November 25, 1980: US04235449 (27 worldwide citation)

A hand truck having side frame rails which are hinged near the center to fold and act as ground engaging stabilizers for supporting the structure in a step stool configuration. Cross braces between the frame rails serve as steps and the bed of the truck becomes the top platform of the step stool. Th ...


2
Charles Sperry
Lawrence E Fenn, Charles R Sperry: Quick-acting electric cigar lighter. H Gibner Lehmann, K Gibner Lehmann, November 25, 1980: US04236061 (3 worldwide citation)

A quick-acting electric cigar lighter employing a bimetallic disk constituting an electric switching member. The disk is secured in place by a mounting stud, utilizing a welding procedure. The welding does not adversely effect the functioning of the switch due to the provision of a central offset po ...


3
Hisao Ogiu, Hideki Shimonaka: Apparatus for suturing coeliac tissues. Olympus Optical, November 25, 1980: US04235238 (811 worldwide citation)

A coeliac tissue-suturing apparatus comprising a flexible tubular member having a passage extending therethrough and inserted into a channel of an endoscope, a needle having one end concentrically fixed to that end of the tubular member which is inserted into the endoscope and having the other end m ...


4
Demetrios P Papahadjopoulos, Francis C Szoka Jr: Method of encapsulating biologically active materials in lipid vesicles. Kane Dalsimer Kane Sullivan and Kurucz, November 25, 1980: US04235871 (758 worldwide citation)

The disclosure is of a method for encapsulating biologically active materials in synthetic, oligolamellar lipid vesicles (liposomes). The method comprises providing a mixture of lipid in organic solvent and an aqueous mixture of the material for encapsulation, emulsifying the provided mixture, remov ...


5
Marshall E Deutsch, Louis W Mead: Test device and method for its use. Thyroid Diagnostics, November 25, 1980: US04235601 (218 worldwide citation)

Test device for determining a characteristic of a sample, particularly for determining substances in fluid samples. The device comprises a strip element which is composed of a material capable of transporting a developing fluid therealong by capillarity and which has a portion at a predetermined loc ...


6
Irving Rosenblum: Automatic headlight system. Stanley M Miller, November 25, 1980: US04236099 (202 worldwide citation)

There is disclosed an automatic light system for a moving vehicle wherein there is provided an on/off control feature responsive to ambient light conditions and responsive to the activation of windshield wipers. Included in the on/off control feature is electronics for a built in delay to delay chan ...


7
Felix Theeuwes: Device for dispensing drug by combined diffusional and osmotic operations. Alza Corporation, Paul L Sabatine, Edward L Mandell, Thomas E Ciotti, November 25, 1980: US04235236 (145 worldwide citation)

A device is disclosed for delivering an agent to an environment of use at a substantially constant rate over time. The device comprises a wall formed of a microporous material surrounding a compartment housing the agent and a thermodynamic member. The member comprises a film formed of an expandable, ...


8
Stanley P Kennedy: Energy utilization or consumption recording arrangement. Reginald F Pippin Jr, November 25, 1980: US04236217 (144 worldwide citation)

Energy utilized or consumed at a given location or facility causes pulses to be generated as a function of the instant rate of energy use, and such pulses are counted at succeeding discrete time intervals. The succeeding interval summation count values are recorded in digital form at respective disc ...


9
David A Ruis, Russell W Polhemus, Wayne J Book: Robotic exercise machine and method. Jones Thomas & Askew, November 25, 1980: US04235437 (141 worldwide citation)

An automatically controlled exercise machine which is intended to produce optimal development of skeletal muscle strength for athletic purposes and in physical rehabilitation. The mechanical configuration of this machine is based on a linkage comprised of a series of links connected together so as t ...


10
Norman B Arbuckle: Suturing device. Raymond C Kelder, Gordon L Peterson, November 25, 1980: US04235177 (137 worldwide citation)

A suturing device comprising a drive shaft and an oscillator for oscillating the drive shaft about an oscillatory axis. A suturing needle is coupled to the drive shaft so that the drive shaft can move the suturing needle back and forth along a first path. A loop arm is mounted for movement along a s ...