Inventor

David Franz

Inventor

Orlando, FL, US

Overview

5→

Patents

1991–2008

Patent span

Human necessities

Primary field (CPC A)

Patents· 5 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A63Cprimary

A63CSkates25%

C23CCoating metallic material25%

A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing13%

H10DInorganic electric semiconductor devices13%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation13%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution13%

PatentTitleYear

7,341,932'Schottky barrier diode and method thereof'2008 7,192,483'Method for diamond coating substrates'2007 6,685,994'Coating workpiece method using beam of plasma'2004 5,080,382'Method for converting skateboard into springboard device'1992 5,002,294'Springboard device and conversion attachment for skateboard'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1992Patents assigned to FRANZ DAVID H (2)· patent assignee history

1991–1992Based in Orlando, FL, US· patent location history

2004–2007Patents assigned to UNAXIS BALZERS AG (2)· patent assignee history

2004Based in Lausanne, CH· patent location history

2007Based in Sevelen, CH· patent location history

2008Patents assigned to NASA (1)· patent assignee history

2008Based in Pasadena, MD, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FRANZ DAVID Hself	2	1991–1992
UNAXIS BALZERS AG	2	2004–2007
NASA	1	2008

Locations

Location	Patents	Span
Orlando, Florida, US	2	1991–1992
Pasadena, Maryland, US	1	2008
Sevelen, CH	1	2007
Lausanne, CH	1	2004