Inventor
Gary S. Keller
Inventor
San Jose, CA, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters33%
B63BShips or other waterborne vessels17%
C09KMaterials for miscellaneous applications, not provided for elsewhere17%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein17%
H04NPictorial communication, e.g. television17%
PatentTitleYear
8,083,559'Water board cover apparatus and associated method'20115,648,801'Grayscale printing system'19975,059,989'Thermal edge jet drop-on-demand ink jet print head'19914,791,440'Thermal drop-on-demand ink jet print head'19884,139,276'Electrochromic display devices comprising substituted fluorene compounds'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1997Patents assigned to IBM (3)· patent assignee history
1979–1997Based in San Jose, CA, US· patent location history
1991Patents assigned to LEXMARK INT INC (1)· patent assignee history
2011Patents assigned to KELLER GARY S (1)· patent assignee history
2011Based in Big Bear City, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IBM | 3 | 1979–1997 |
| KELLER GARY Sself | 1 | 2011 |
| LEXMARK INT INC | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Jose, California, US | 4 | 1979–1997 |
| Big Bear City, California, US | 1 | 2011 |