Inventor
Khoon C. Lim
Inventor
Agoura, CA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere14%
H01QAntennas, i.e. radio aerials14%
H03CModulation14%
B08BCleaning in general5%
B28DWorking stone or stone-like materials5%
C11DDetergent compositions5%
G02BOptical elements, systems or apparatus5%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
H01LSemiconductor devices5%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
PatentTitleYear
11,004,675Substrate cleaning composition, substrate treating method, and substrate treating apparatus20218,598,845'Battery chargers, electrical systems, and rechargeable battery charging methods'20136,276,355'Cutting method and apparatus for sectioning multilayer electronic devices'20015,729,242'Dual PDLC-projection head-up display'19985,537,242'Liquid crystal millimeter wave open transmission lines modulators'19965,194,972'Microwave phase modulation with liquid crystals'19935,184,233'Liquid crystal-based composite material including electrically conducting elongated particles and having enhanced microwave birefringence'19934,944,576'Film with partial pre-alignment of polymer dispersed liquid crystals for electro-optical devices, and method of forming the same'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1998Patents assigned to HUGHES AIRCRAFT CO (5)· patent assignee history
1990–1996Based in Agoura, CA, US· patent location history
1998–2001Based in Los Angeles, CA, US· patent location history
2001Patents assigned to MACRO ENERGY TECH INC (1)· patent assignee history
2013Patents assigned to CHOW LAP WAI (1)· patent assignee history
2013Patents assigned to LIM KHOON CHENG (1)· patent assignee history
2013Based in El Monte, CA, US· patent location history
2021Patents assigned to SEMES CO LTD (1)· patent assignee history
2021Based in Busan, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUGHES AIRCRAFT CO | 5 | 1990–1998 |
| CHOW LAP WAI | 1 | 2013 |
| LIM KHOON CHENGself | 1 | 2013 |
| MACRO ENERGY TECH INC | 1 | 2001 |
| SEMES CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Agoura, California, US | 4 | 1990–1996 |
| Los Angeles, California, US | 2 | 1998–2001 |
| Busan, KR | 1 | 2021 |
| El Monte, California, US | 1 | 2013 |