David Phillip Winter

ST Sequal Technologies: 1 patents #5 of 11Top 50%

TL Teijin Limited: 1 patents #19 of 156Top 15%

📍 Encinitas, CA: #39 of 129 inventorsTop 35%

🗺 California: #8,555 of 28,370 inventorsTop 35%

Overall (2004): #235,646 of 270,089Top 90%

Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6691702	Portable oxygen concentration system and method of using the same	William Appel, Brian Sward, Masato Sugano, Edmund Salter, James A. Bixby	2004-02-17