Inventor
Richard T. Wipfler
Inventor
Menlo Park, CA, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification24%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates18%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form12%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material6%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles6%
F24SSolar heat collectors6%
G02BOptical elements, systems or apparatus6%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%
H01RElectrically-conductive connections6%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines6%
PatentTitleYear
10,520,780Electroactive device provided with a trilayer bus bar20198,728,636'Insulating glass unit with crack-resistant low-emissivity suspended film'20148,530,011'Insulating glass unit with crack-resistant low-emissivity suspended film'20137,824,777'Robust optical filter utilizing pairs of dielectric and metallic layers'20104,598,450'Method for fabricating a solar energy collector assembly utilizing a specifically designed fluid storage arrangement'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986Patents assigned to FAFCO INC (1)· patent assignee history
1986–2019Based in Menlo Park, CA, US· patent location history
2010–2014Patents assigned to SOUTHWALL TECHNOLOGIES INC (3)· patent assignee history
2013Patents assigned to BOMAN LEE C (1)· patent assignee history
2013Patents assigned to KLEINHEMPEL RONNY (1)· patent assignee history
2013Patents assigned to KOZAK JULIUS G (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SOUTHWALL TECHNOLOGIES INC | 3 | 2010–2014 |
| BOMAN LEE C | 1 | 2013 |
| FAFCO INC | 1 | 1986 |
| KLEINHEMPEL RONNY | 1 | 2013 |
| KOZAK JULIUS G | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Menlo Park, California, US | 5 | 1986–2019 |