1
James William Ashmead, Charles Thomas Blaisdell, Melvin Harry Johnson, Jack Kent Nyquist, Joseph Anthony Perrotto, James Francis Ryley Jr: Integrated chemical processing apparatus and processes for the preparation thereof. E I Du Pont de Nemours and Company, November 25, 1997: US05690763 (89 worldwide citation)

An integral structure is provided for chemical processing and manufacture, in which a plurality of laminae are joined together and having inlet and outlet ports connected by a three dimensionally tortuous channel. Chemicals are introduced through the inlet ports and processed along the channel, with ...


2
Vivek Kapur, Joseph Anthony Perrotto, Harry Vaughn Samuelson: Processes for making fiber-on-end materials. E I du Pont de Nemours and Company, June 21, 2011: US07964049 (11 worldwide citation)

Processes for making fiber-on-end materials are provided. The materials can be used to make a variety of finished articles.


3
Joseph Anthony Perrotto, Peter Popper, Glen E Simmonds, Albert S Tam, William Charles Walker, Joseph Leonda Jones, Peter Artzt, Heinz Mueller: Stretch break method and product. E I du Pont de Nemours and Company, September 5, 2006: US07100246 (8 worldwide citation)

A method for stretch breaking fibers to produce a staple yarn and operating a staple fiber spinning machine that enables the production of a plurality of products of lot size smaller than a large denier tow product. The process includes at least two break zones and a consolidation zone downstream fr ...


4
James Francis Ryley, Joseph Anthony Perrotto, Moshe Oren, Ronald Jack Riegert: Waveguide sensing element for use in a sample medium and method of rear-firing electromagnetic radiation. E I du Pont de Nemours and Company, Jane Obee Hamby, March 3, 1998: US05724151 (4 worldwide citation)

A waveguide sensing element has a substrate having an input opening adapted to house an input optical fiber and an output opening adapted to house an output optical fiber. The input optical fiber transmits electromagnetic radiation, and the output optical fiber emits the electromagnetic radiation. T ...


5
Michael Lee Rudolph, Joseph Anthony Perrotto, Dhiren V Patel, Robert A McMillen: Device and method for preparing relief printing form. E I du Pont de Nemours and Company, August 14, 2012: US08241835 (3 worldwide citation)

A relief printing form is prepared from a photosensitive element in an environment having controlled oxygen concentration during exposure to actinic radiation. An in situ mask is formed on a photosensitive element, the element is exposed to actinic radiation through the in-situ mask in an environmen ...


6
Peter Popper, Joseph Anthony Perrotto, Glen E Simmonds, Albert S Tam, William Charles Walker, Joseph Leonda Jones, Peter Artzt, Heinz Mueller, David Carlton Visser: Stretch break method, apparatus and product. E I du Pont de Nemours and Company, November 25, 2008: US07454816 (2 worldwide citation)

A method for stretch breaking fibers to produce a staple yarn and operating a staple fiber spinning machine, and an apparatus for performing such method, that enables the production of a plurality of products of lot size smaller than a large denier tow product. The process includes at least two brea ...


7
Joseph Anthony Perrotto, Peter Popper, Glen Simmonds, Albert S Tam, David Carlton Visser, William Charles Walker, Joseph Leonda Jones: Stretch break method and product. E I du Pont de Nemours and Company, September 11, 2007: US07267871 (2 worldwide citation)

A method for stretch breaking fibers to produce a staple yarn and operating a staple fiber spinning machine that enables the production of a plurality of products of lot size smaller than a large denier tow product. The process includes at least two break zones and a consolidation zone downstream fr ...


8
Joseph Anthony Perrotto, Peter Popper, Glen Simmonds, Albert S Tam, David Carlton Visser, William Charles Walker, Joseph Leonda Jones: Stretch break method and product. E I du Pont de Nemours and Company, July 14, 2009: US07559121 (1 worldwide citation)

A method for stretch breaking fibers to produce a staple yarn and operating a staple fiber spinning machine that enables the production of a plurality of products of lot size smaller than a large denier tow product. The process includes at least two break zones and a consolidation zone downstream fr ...


9
Charles D Lang, Joseph Anthony Perrotto, Thomas Patrick Daly, James Nelson Tilton: Electronic device including a guest material within a layer and a process for forming the same. E I du Pont de Nemours and Company, August 30, 2011: US08007590 (1 worldwide citation)

There is provided a portable substrate carrier enclosure. The carrier enclosure has a carrier support; a displaceable cover; spacers between the support and cover; a gas inlet; and a removable lid. There is also provided an assembly and a process for depositing an air-sensitive material onto a subst ...


10
Michael Lee Rudolph, Joseph Anthony Perrotto, Dhiren V Patel, Robert A McMillen: Apparatus for preparing relief printing form. E I DU PONT DE NEMOURS AND COMPANY, December 1, 2015: US09201314

The invention provides an apparatus for preparing a relief printing form from a photosensitive element. More specifically, this invention describes an apparatus for preparing a relief form in an environment having controlled oxygen concentration during exposure to actinic radiation. The apparatus in ...



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