Inventor
Allan R. Kmetz
Inventor
Nussbaumen, CH
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein31%
G01RMeasuring electric variables17%
G09GArrangements or circuits for control of indicating devices using static means to present variable information10%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%
C09KMaterials for miscellaneous applications, not provided for elsewhere3%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock3%
G02BOptical elements, systems or apparatus3%
G04GElectronic time-pieces3%
G06FElectric digital data processing3%
G09FDisplaying3%
PatentTitleYear
5,847,690'Integrated liquid crystal display and digitizer having a black matrix layer adapted for sensing screen touch location'19984,529,271'Matrix addressed bistable liquid crystal display'19854,506,955'Interconnection and addressing scheme for LCDs'19854,340,277'Liquid crystal display and method of making'19824,298,249'Electro-optical display having an improved reflector and method of making'19814,281,902'Electro-optical device for the display of dark symbols composed of separately selectable display segments against a bright background and a means for addressing this device'19814,271,391'Digital voltmeter with electro-optical indication of the waveform'19814,258,364'Display device having adjoining display elements, and a method of producing the display device'19814,253,096'Method for addressing an electro-optical device, and an addressing circuit and a display device for carrying out the method'19814,241,344'Electro-optical device for the display of dark symbols composed of separately selectable display segments against a bright background and a means for addressing this device'19804,203,104'Procedure of bargraph display for measured quantities'19804,142,182'Procedure for addressing of visual display devices'19794,088,992'Electro-optical display device using a liquid crystal cell'19784,005,928'Nematic liquid crystal displays for low voltage direct current operation'19773,946,421'Multi phase double level metal charge coupled device'19763,931,510'Equalization storage in recirculating memories'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1977Patents assigned to TEXAS INSTRUMENTS INC (3)· patent assignee history
1976–1977Based in Richardson, TX, US· patent location history
1978–1982Patents assigned to BBC BROWN BOVERI & CIE (10)· patent assignee history
1978–1981Based in Nussbaumen, CH· patent location history
1981–1998Based in Chatham, NJ, US· patent location history
1981Based in Murray Hill, NJ, US· patent location history
1982Based in Chathan, NJ, US· patent location history
1985Patents assigned to AT & T BELL LAB (2)· patent assignee history
1998Patents assigned to LUCENT TECHNOLOGIES INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BBC BROWN BOVERI & CIE | 10 | 1978–1982 |
| TEXAS INSTRUMENTS INC | 3 | 1976–1977 |
| AT & T BELL LAB | 2 | 1985 |
| LUCENT TECHNOLOGIES INC | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nussbaumen, CH | 6 | 1978–1981 |
| Chatham, New Jersey, US | 5 | 1981–1998 |
| Richardson, Texas, US | 2 | 1976–1977 |
| Chathan, New Jersey, US | 1 | 1982 |
| Murray Hill, New Jersey, US | 1 | 1981 |